Bonus Buy Casinos UK: Offers, Bonuses and Terms

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Updated November 2026

Licensed

Available in GB

Fast payouts

18+ Only

Content

• Free Play and No-Deposit Offers: What They Actually Provide
• Welcome Bonuses: Spins, Bonus Funds and the Conditions Attached
• Free Spins and Real-Money Play: Different Routes, Different Conditions
• Eligible Slots and Wagering Contribution
• Bonus Conditions: Wagering, Withdrawals and Expiry
• Game Restrictions and Stake Limits Across Markets
• Checking an Online Offer Before Claiming It
• What Bonus Promotions Can—and Cannot—Establish About Slot Features
• UK Incentive Rules and the Limits of What They Say About Bonus Buys
• Using a Bonus-Buy Feature: Terms to Check Before Play

Promotional spins and bonus funds come with conditions, and demo access does not confirm whether a bonus-buy feature is available for real-money play.

Free Play and No-Deposit Offers: What They Actually Provide

Demo play and a no-deposit slot bonus are different things, even when both let a new account start without an initial payment. A demo is a practice version of a game: play is not funded by a cash balance, and a result in the demo does not become withdrawable money. A no-deposit offer, by contrast, is a promotion attached to an account. It may provide promotional spins or bonus funds, but only under the offer’s stated terms.

That distinction matters when the interest is in slots with bonus-buy features. A demo can show how a game behaves in its ordinary play mode, if the operator makes that mode available. It does not establish that a bonus-buy option is available in real-money play, nor that a promotional balance can be used to purchase one. A no-deposit reward is not a separate fund earmarked for a slot’s feature. Its value depends on what the promotion permits, not on the words “free play” or “bonus” used to describe it.

A specialist casino review has described no-deposit slot bonuses as offers in which a new user may receive free spins or bonus funds after registering, without making a deposit to unlock the initial reward. That is a description of an offer reported by one review, not a standing condition across UK casinos. Promotions change, and registration alone should not be taken as proof that a reward is available to every account or at every operator.

The distinction between a reward being advertised and being usable is financial, not cosmetic. Demo credits have no cash value. Promotional funds are also not automatically equivalent to withdrawable funds: an offer can attach conditions to the reward or to winnings generated from it. Until those terms are read, the headline amount does not show the sum that could eventually leave the account. A free session may be useful for seeing whether a game’s interface is understandable; it is not a reliable measure of the cash value of a promotion.

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A specialist review has also reported that some no-deposit offers require a promotional code. That detail makes the route to the reward part of the offer itself: registration may not be enough if the code has to be entered at a particular point. The review’s account should not be treated as evidence that every operator uses codes. The relevant terms for the specific promotion determine whether one is needed and how the reward is claimed.

The same review described offers limited to roughly 50 to 60 free spins, with additional spins made available after a first deposit and playthrough. This is a reported example of how a promotion may be staged, not a guaranteed allocation or a market-wide range. The first batch and any later reward should be counted separately. If more spins depend on depositing, the offer is no longer deposit-free in its entirety; only the initial part may be available without payment.

That separation also prevents a common misreading of “free”. A spin supplied by an operator is not the same as a spin paid for from a personal cash balance, and neither is the same as demo play. The promotional spin may be tied to a selected game and governed by its own conditions. Its displayed result does not, by itself, establish how much can be withdrawn. The label describes the funding route, not the final value.

For someone comparing free play with bonus-buy slots online, the useful question is therefore not whether an offer sounds generous. It is what the account receives, when it is credited, and what the promotion permits that balance to do. A no-deposit reward can provide a limited way to try eligible real-money play without an initial deposit, but it should not be read as a promise of access to a bonus-buy feature. Nor does it make a feature free: any feature purchase, where available, has a cost that is distinct from the promotional label.

Licensing

No-deposit slot offers should only be claimed from operators licensed by the UK Gambling Commission.

In Britain, a no-deposit slot offer should only be claimed from an operator licensed by the UK Gambling Commission. The licence number should be visible on the operator’s own site, and it can be checked against the Commission’s public register. That check identifies whether the operator is licensed; it does not change the offer’s terms or convert promotional funds into cash. The practical value remains the amount and type of reward actually granted, less any conditions that stand between a spin or bonus balance and a withdrawable sum.

Welcome Bonuses: Spins, Bonus Funds and the Conditions Attached

A welcome package can combine different promotional elements, such as bonus funds and free spins, with a deposit match. That describes a format, not a guaranteed set of rewards: the live offer determines what is available, who qualifies and which conditions apply. The headline value alone cannot establish how much usable value a promotion provides.

UK Casino Bonuses: Free Spins and Offers

A specialist review of a casino promotion described possible bonus cash in the £10–£20 range or a quantity of free spins. Those figures are an example reported in that review, not a current market rate or a promise attached to every welcome package. Another specialist review discussing 333 Casino makes the relevant point more directly: its live promotion and current terms determine the reward, eligibility and significant conditions. The amount and structure therefore need to be checked against the offer in force, rather than inferred from an old description.

What the package is offering

Bonus funds and free spins are not interchangeable simply because both appear in a welcome package. Bonus funds add promotional credit under the offer’s rules; spins provide a defined way to play under the conditions set for that promotion. A deposit match is another component: it relates the promotional credit to a qualifying deposit, subject to the offer’s stated terms. The package may include one element or combine several, but its label does not settle the details.

The calculation starts with the reward actually granted, not the largest amount shown in a headline. If the promotion is expressed as a match, the amount credited depends on the offer’s stated rate, any qualifying deposit and the applicable cap. If spins are included, their stated value and the rules governing their use affect what they can produce. If a package contains both, each component should be assessed on its own terms before treating the headline total as a meaningful figure.

This is a matter of separating nominal value from usable value. Promotional credit is not automatically cash available to withdraw, and a stated value for spins is not the same as winnings retained after the offer’s conditions. The relevant figure is the amount left after the conditions have been met, not the number printed most prominently in the promotion.

Conditions are part of the price

An offer is a contract with a promotional label attached. Eligibility determines whether the reward is granted at all; the remaining conditions determine what happens after that. The live terms may specify the qualifying action, the reward type and the circumstances in which it can be used. Those points matter before any calculation of value can be made.

A welcome bonus is an incentive for new customers and does not guarantee that a slot’s bonus-buy feature is available or that promotional credit can be used to purchase it.

A deposit match, for instance, cannot be assessed from its percentage alone. The qualifying deposit and the maximum reward stated in the live offer affect the credit received. A package that advertises several components also needs to be read component by component: a condition applying to one reward should not be assumed to apply identically to another unless the terms say so.

The same discipline applies when the phrase “bonus buy” appears beside a welcome promotion. A welcome bonus describes an incentive offered to a new customer; it does not, by itself, establish that promotional credit can be used to purchase a slot feature, or that a particular slot offers one. A casino promotion and a game mechanic are separate matters. The package terms govern the incentive, while a game’s own available features are a different question.

For a bonus buy casino search, that distinction prevents a misleading shortcut: a welcome offer is not proof of access to a bonus-buy feature. Nor does a “bonus buy” phrase in a page title or promotion establish the feature’s price, availability or eligibility under the offer. Any claim about those points would need to be supported by the relevant game and promotion terms, not inferred from the welcome package.

A practical comparison

Two welcome packages are comparable only after the same fields have been recorded for each: reward type, amount or stated spin value, qualifying action, eligibility and the conditions attached. Where a package combines a match with spins, the components should remain separate in the comparison. Adding their headline values together can obscure the fact that they are granted and used under different rules.

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The live offer is the controlling document. A specialist review can indicate the kind of promotion being described, but its account should not replace the operator’s current terms. Promotions can change; an older summary cannot confirm that the same reward or eligibility conditions still apply. The operator’s current wording is what determines the offer available at the time.

The sound valuation is therefore conditional: identify what is granted, establish who qualifies, then apply the stated terms to each part of the package. Until those details are known, a welcome bonus is a headline, not a final amount.

Free Spins and Real-Money Play: Different Routes, Different Conditions

A free-spin promotion and a slot session funded from a cash balance are separate ways of playing. A free spin is supplied under an offer’s conditions; a cash-funded spin uses money already in the gambling account. Neither label, by itself, establishes that a slot’s bonus-buy feature is available or that the promotion will pay for it.

The distinction matters because “free” describes the source of the spin, not necessarily the status of any resulting winnings. The promotion may specify how spins are issued, which slot they apply to, how long they remain available and what happens to any returns. Cash play has no promotional spin attached, but losses reduce the player’s own balance. A claimed reward and a cash-funded session therefore need separate calculations.

Attention Free spins often have short expiry periods, sometimes as little as three to seven days, after which any unused spins have no value.

A specialist review has described free spins as being restricted to particular slots selected by the operator. That is a detail to verify in the live promotion, not a safe assumption about every offer. If the named slot is not the one intended for play, the spins may have no value for that purpose. The same applies where a promotion grants spins only after registration, following a qualifying deposit or as one element of a wider offer: the point at which they are credited affects whether they can be used at all.

Expiry makes the timing material. A specialist review has reported free-spin periods as short as three to seven days. The exact deadline belongs to the specific offer, and the start point may matter: a period could run from the grant rather than from the date the account was opened. An unused spin has no realised value, regardless of the promotional headline. A short window also leaves less time to meet any conditions attached to the reward.

Real-money play follows a different calculation. The stake comes from the account balance, and each spin’s outcome changes that balance. A player may be able to open the same slot in ordinary cash mode, but that does not show whether the game offers a bonus-buy option, what that option costs or whether it is available under the relevant conditions. Those details cannot be inferred from the presence of free spins.

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That separation is useful when comparing searches for free online bonus-buy play with requests to play for real money. Free spins can provide a limited promotional route into a specified game; cash play is funded by the player. Neither route is evidence that a particular bonus feature can be purchased. A free spin is not a credit earmarked for a feature, and a cash balance does not guarantee that a feature is enabled.

The practical check is the offer text alongside the game’s own available options. Confirm the slot named in the promotion, when the spins are credited and the stated expiry. Then distinguish the promotional spin from any cash stake and from any feature shown inside the game. These are separate amounts and conditions, not interchangeable ways of describing one reward.

Claims about the best sites or slots cannot be settled by the mere existence of a free-spin offer. The useful comparison is narrower: what is granted, where it can be used, when it expires and whether play is promotional or funded from cash. That keeps a promotional route from being mistaken for a verified way to buy a slot bonus.

Eligible Slots and Wagering Contribution

A slot’s presence in a casino lobby does not establish that it qualifies for a promotion. The offer may name particular games, while other slots remain outside its eligible list. For free spins, a specialist review reports that operators may restrict play to selected slots; the eligible title therefore needs to be checked against the live offer rather than inferred from the general games catalogue.

Wagering Calculation

Identify Stake

Determine the qualifying stake placed on an eligible slot.

Apply Contribution

Multiply that stake by the game’s stated contribution rate.

Calculate Progress

The resulting figure is the amount credited towards the wagering requirement.

That distinction matters when the aim is to turn promotional play into a withdrawable balance. A spin on an eligible slot can still contribute differently to wagering from a spin on another game. A specialist review advises checking both which games count and the rate assigned to them. The title determines whether play qualifies; the contribution rate determines how much of the qualifying stake is credited towards the wagering requirement.

The arithmetic is straightforward in form, even when the terms are not: qualifying stake multiplied by the stated contribution rate gives the amount counted towards wagering. If a game contributes only part of its stake, the balance does not advance as quickly as the raw amount played might suggest. If a game is excluded, its contribution is nil. The advertised bonus value alone cannot show how much eligible play remains before a withdrawal can be considered.

A useful comparison therefore needs the offer’s eligible-slot list and the contribution table, not a broad label such as “bonus buy casino games”. A slot may have a bonus-buy feature as part of its gameplay, but that does not establish that it is included in a casino promotion, or that spending on the feature counts towards wagering. Those are separate questions: one concerns the game’s mechanics, the other the operator’s offer terms. Neither can be settled by a generic list of games.

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For free spins, the specialist review also recommends checking the slot named in the offer, the value assigned to each spin, the expiry date and the treatment of any resulting winnings. These details affect the calculation at different points. The spin value sets the starting stake; eligibility determines whether the play qualifies; contribution affects wagering progress; and the winnings rule determines how the resulting balance is handled. A large-looking spin allocation can have little practical value if the permitted title is unsuitable or the play does not count as expected.

This is why a “best” bonus-buy slot list cannot substitute for offer-specific checking. A list might describe games with a feature, but it cannot establish which titles a particular promotion accepts or the contribution rate applied to them. The relevant record is the current promotion’s terms, including any linked game list. Where that list or rate is unclear, the amount of wagering progress cannot be calculated reliably.

For an online casino offer in the UK, the relevant slot is not simply the one that appears attractive or offers a bonus-buy option. It is the one explicitly accepted under the promotion, with a stated contribution rate that can be applied to the stake. Without both pieces, the apparent value of the bonus remains an incomplete figure.

Bonus Conditions: Wagering, Withdrawals and Expiry

A promotional balance is not the same as cash available to withdraw. The amount that can eventually be paid out depends on the offer’s eligibility rules and on what happens after a bonus is credited. Wagering, excluded games, payment-method restrictions and expiry terms can all change the result. A headline value, by itself, does not establish the final withdrawable amount.

UKGC Limit

Since 19 January 2026, the UK Gambling Commission sets a maximum wagering requirement of 10 times the bonus amount for gambling incentives.

For bonus funds, the UK Gambling Commission sets a maximum wagering requirement of 10 times the bonus amount. The limit has applied to gambling incentives since 19 January 2026. It does not mean every offer has a 10-times requirement, or that completing wagering guarantees a particular cash return. The balance can still be affected by the promotion’s other terms, including which activity counts and whether winnings are subject to separate conditions.

The calculation begins with the stated bonus amount and its wagering requirement. If a promotion requires wagering, the relevant amount must be played through under the offer’s rules before withdrawal is available. The terms should make clear whether wagering applies to bonus funds, winnings, or both. Where the wording leaves that basis unclear, the apparent value cannot be assessed reliably.

Game exclusions matter because play on an excluded game may not count towards the requirement. A specialist review of casino promotions notes that wagering and excluded games can affect what is withdrawable; the operator’s live terms remain the operative reference for a particular offer. This distinction matters for people comparing casino slots with bonus-buy features: the fact that a slot has such a feature does not establish that it qualifies for a promotion, contributes to wagering, or produces withdrawable winnings under that promotion.

Payment rules can alter eligibility too. A deposit method may appear in the cashier but be excluded from a specific incentive. If a qualifying deposit is required, using an excluded route could mean the promotion is not credited as expected. Payment restrictions therefore belong in the same calculation as the bonus amount, rather than being treated as a minor checkout detail.

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Expiry terms create a separate deadline risk. An offer may set a period for claiming it and another for completing any wagering. Missing either deadline can affect access to the reward or the ability to convert bonus-related winnings into a withdrawable balance. The terms should state what happens to unused bonus funds and any associated winnings when the promotion expires; without that detail, the displayed reward cannot be treated as cash value.

These conditions apply to promotional balances, not to the mechanics of a slot feature. A bonus-buy option in a slot game and a casino promotion are separate matters: the promotion’s terms determine eligibility and withdrawal treatment, while the game’s own feature is not verified by those terms. For any offer, the meaningful figure is the amount left after eligibility, wagering, exclusions, payment conditions and expiry have all been applied.

Game Restrictions and Stake Limits Across Markets

Bonus-play restrictions and ordinary slot stake limits are separate controls. A promotion may restrict which games can be played with bonus funds, while the stake limit sets the maximum permitted for a slot spin. Comparing offers across markets without separating these rules can make a larger promotional stake allowance look like a general permission to wager more.

A specialist review describes some international platforms as allowing bonus funds across a wider range of games, while UK operators may confine bonus play to selected machines. It also reports higher stake allowances during bonus play offshore, contrasting stakes of £5 or more with £2–£3 caps at British-licensed casinos. These are claims about promotional terms reported in that review, not a dependable description of every operator or a statement of the current legal stake ceiling.

UK-Licensed Operators

Statutory maximum stakes per game cycle are £5 for players 25+ and £2 for those 18-24.

Offshore Platforms

May offer higher stake allowances during bonus play, such as £5 or more.

Bonus Restrictions

Operators may impose stake caps lower than the legal maximum while wagering a bonus.

For online slots at UK-licensed operators, the statutory maximum per game cycle is £5 for customers aged 25 and over and £2 for those aged 18 to 24. A promotion can impose a lower stake cap while wagering its bonus, but it cannot turn an offshore allowance into a UK-licensed entitlement. The review’s reference to a £2–£3 range should therefore be read as a description of particular bonus restrictions, not as the legal maximum for every adult player.

The regulatory distinction matters as well. Operators offering real-money gambling to customers in Great Britain must hold a UK Gambling Commission licence. An international platform operating outside that system is not made UK-licensed by accepting customers from the country. A broader game selection or higher promotional stake is a feature of the terms being advertised, not evidence that the platform is authorised to serve the British market.

For a bonus-buy slot, the useful comparison is consequently not just whether a promotion appears generous. The relevant questions are whether the bonus funds can be used on the intended game, whether that game is excluded from promotional play, and what stake cap applies while the funds are active. A restriction may make a nominal bonus less useful if the selected slot is unavailable or the permitted stake is below the amount needed for the intended play.

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International terms can look less restrictive on those points, but a headline allowance says little about the full conditions or the platform’s regulatory status. UK-licensed offers operate within the UK framework; offshore terms belong to a different regulatory setting. Treating the two as directly interchangeable obscures both the stake rule and the practical limits attached to bonus funds.

Checking an Online Offer Before Claiming It

An offer should be assessed as a live set of terms, not as a headline preserved on an old review page. A specialist review may describe a 333 Casino promotion, but its reward, eligibility and conditions are determined by the operator’s current offer. The review can point to what needs checking; it cannot fix the terms in place.

The first check is how the promotion is activated. The reward may be granted on registration, after a qualifying deposit or through another promotion. Those routes are not interchangeable: a reward tied to a deposit cannot be treated as available merely because the account has been opened. The current offer should state what event triggers the reward and whether any step is needed to claim it.

Next, compare the payment method named in the promotion with the cashier. A route appearing in the cashier confirms that it can be used to fund an account, not that it qualifies for every incentive. The offer may exclude a particular method. If the promotion’s terms do not clearly connect the chosen route to eligibility, the reward should not be included in the expected value of the deposit.

Claiming an Offer

• Verify how the promotion is activated (registration, deposit, etc.)
• Confirm the chosen payment method is not excluded from the incentive
• Check the current operator terms rather than old review descriptions
• Match the intended action with the trigger required for the reward

The same discipline applies to a search for an online casino bonus buy in the UK or a way to buy a bonus on an online slot. A promotion’s presence on a casino site does not establish that it pays for a slot’s bonus feature, or that the feature is available under the promotion. The offer and the game feature are separate conditions unless the operator’s live terms explicitly link them.

Before treating any reward as part of a calculation, record the relevant terms from the current promotion page: what is granted, who qualifies, what action triggers it and which payment routes are accepted. Then check that the account’s intended route and planned action match those conditions. If a review and the operator’s current terms differ, the current terms determine the offer.

This is a narrow check, but it prevents a basic accounting error: counting promotional value before the conditions for receiving it have been met. Until eligibility and the trigger are clear, the advertised reward is a conditional amount, not money already available to play.

What Bonus Promotions Can—and Cannot—Establish About Slot Features

A promotion describes its own terms, not the qualities of a slot. A reward may specify a stake, name an eligible game and explain what happens to winnings. Those details can establish the cost and conditions of that particular offer. They do not show that a machine has a better bonus feature, stronger returns or more favourable play than another.

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That distinction matters when looking for the top bonus-buy slots. Ranking games requires comparable information about the games themselves; a promotional label cannot supply it. An offer attached to a slot is evidence of the offer’s rules, not a performance assessment. Treating the two as interchangeable turns a marketing association into a claim about value.

The same limit applies to the question of what bonus-buy slots are. The phrase points to a type of slot feature, but an offer’s existence does not, by itself, describe how that feature works. Nor does a promotion establish its price, availability or likely outcome. Those are separate details from the reward conditions, and they should not be inferred from a bonus being advertised.

For any promotion connected to slot play, the useful checks are concrete: the stake value, the slot eligible for the spins, the expiry date and the treatment of winnings. A specialist review can flag these terms, but the operator’s live promotion rules determine the offer that applies. If the listed game is not the one intended, or the reward expires before it can be used, the headline has little practical value.

“How to buy a bonus on slots” can also mean two different things: claiming a promotional reward, or activating a feature within a game. The first is governed by the offer’s terms. The second cannot be explained by those terms alone. A promotion does not prove that a particular feature can be purchased, state what it costs or show that its outcome is worth the stake.

Do

• Use promotional terms to verify stake values and eligible slots
• Check the expiry date and treatment of winnings
• Keep reward value separate from game features

Don’t

• Assume a promotional label indicates game performance or returns
• Infer a feature’s price or availability from a bonus offer
• Use marketing associations as a substitute for game rankings

The sensible boundary is narrow but useful. Promotions can document the conditions attached to a reward. They cannot turn those conditions into a ranking of games or a forecast of slot results. Keep the offer’s value separate from the game’s features; combining them without evidence makes a calculation look more certain than it is.

UK Incentive Rules and the Limits of What They Say About Bonus Buys

In Great Britain, the UK Gambling Commission’s incentive rules set a ceiling on wagering attached to bonus funds. Since 19 January 2026, a gambling incentive cannot require bonus funds to be wagered more than ten times. The cap concerns a promotion’s wagering requirement: it does not state how a slot’s bonus-buy feature works or whether a particular game offers one.

That distinction matters when asking whether slot bonuses can be bought in the UK. A rule limiting the conditions on promotional funds is not, by itself, a rule permitting or prohibiting a feature purchased as part of a game. Treating the two as interchangeable would turn a precise limit on an incentive into a broader claim about game design.

The cap also does not mean that every promotion has a ten-times requirement. It sets the maximum that may be required for bonus funds under the stated rule; an offer can set a lower requirement. Nor does it establish that winnings from a feature purchase qualify as bonus funds. That depends on the nature of the play and the relevant offer terms, rather than on the cap alone.

The question of why bonus-buy slots are restricted in the UK therefore needs a careful distinction. The ten-times incentive limit does not identify a restriction on bonus-buy mechanics. It cannot explain whether a specific feature is available, how much it costs, or whether its use is affected by a promotion. Those are separate matters, and the incentive rule should not be used as evidence for them.

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For a UK-licensed operator, the relevant regulatory point here is narrow: wagering requirements on gambling incentives must stay within the UKGC limit. It does not follow that a slot feature is authorised merely because it is not described by that limit, nor that the limit itself bans the feature. A promotion’s wagering rule and a game’s bonus-buy function belong to different parts of the transaction. Keeping them separate avoids assigning the regulation a reach it does not have.

Using a Bonus-Buy Feature: Terms to Check Before Play

The phrase “how to use the bonus-buy feature” can suggest a standard set of steps. That is not enough to establish how a particular slot works, what the feature costs or whether it is available. The promotion’s terms and the game’s own information are separate checks; neither should be treated as a substitute for the other.

For any promotion connected with slot play, start with the stated stake value and the eligible slot. A reward tied to one game does not establish that another game qualifies, and the listed stake affects the amount put at risk. If the promotion grants spins, check what happens to any winnings they produce: they may be treated differently from cash in the account, depending on the offer’s terms.

Timing also affects value. The deadline to claim an offer is distinct from the deadline to complete any wagering attached to it. Missing either can change what remains available, regardless of the headline reward. A specialist review may describe an offer’s conditions, but terms can change; the operator’s current promotion terms are the relevant record before participation.

These checks do not explain the mechanics of a bonus-buy feature or confirm its price or availability. They establish only the conditions that can be verified around a promotion: which stake and slot apply, what happens to resulting winnings, and when the offer or any associated wagering expires. Without those details, a claimed reward has no reliable value to calculate.

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