Knowledge Hub
Sourced, plain-English guides for players. Every page shows when it was last checked and links to the evidence.
Problems and First Steps
Something has gone wrong. Start here.
Sports betting · 8 min read
Placed the wrong bet? When a sportsbook can cancel or void it
Wrong market, wrong stake or an obvious pricing error: what happens to a bet once it is accepted, who can void it, and what to send support straight away.
Online casinos · 6 min read
Locked out of your casino account: what is still possible
Forgotten login, a verification hold, a closed or self-excluded account, or a hacked one: how to tell which it is and the official route back for each.
Online casinos · 7 min read
Casino won't pay out? First steps when a withdrawal stalls
Your withdrawal is stuck, reversed or refused. What to check, what to save and what to ask support in the first days, before you escalate.
Complaints and Evidence
How to build and escalate a complaint that an outside reviewer can follow.
Poker · 8 min read
Poker account frozen for a security review: what it means
Collusion, bot and multi-accounting investigations explained: what poker sites check, what happens to your balance, and how to respond without making it worse.
Online casinos · 9 min read
How to write a gambling complaint timeline an ADR body can use
Turn screenshots, chat logs and cashier records into a dated, neutral timeline an operator, ADR body or regulator can follow quickly. Template and example included.
Online casinos · 6 min read
Can you get money back from an online casino?
When a refund, ADR ruling or chargeback is realistic, how the routes differ in the UK, Ontario and New Jersey, and why upfront-fee recovery firms are a red flag.
Online casinos · 6 min read
Gambling complaint evidence checklist: what to collect first
The records to save before you complain to a casino, sportsbook, poker room or sweepstakes site, how to capture them so they hold up, and what never to send.
Licensing and Safe Sites
Check who a site is licensed by before you deposit.
Online casinos · 5 min read
Are casinos without a UK licence legal for UK players?
Non-UKGC casinos: a Malta or Curaçao licence does not let a casino serve people in Great Britain. What the law says, the risks and how to check a licence.
Online casinos · 5 min read
Are no-KYC casinos safe?
Why licensed casinos must check who you are, what 'no-KYC' really means, and the risks of gambling where nobody verifies anyone.
Lottery · 5 min read
Lottery couriers explained: how they work, fees and the law
Couriers buy official lottery tickets on your behalf and hold them for you. How the model works, what it costs, how prizes are paid and where it is legal.
Online casinos · 5 min read
What are casinos without Spelpaus?
Sites outside Spelpaus.se have no Swedish licence. What Swedish law says, the risks, how to check a licence and where to get help if you have paused.
Online casinos · 5 min read
What are casinos without OASIS?
Sites outside Germany's OASIS player-blocking system have no German licence. The legal position, the risks for players and where to get help.
Online casinos · 5 min read
What are casinos without CRUKS?
Sites outside the Dutch CRUKS register have no Dutch licence. What the rules say, the risks, how to check the Ksa register and where to get help.
Online casinos · 6 min read
What are casinos not on GamStop?
Sites outside GAMSTOP have no British licence. What the law says, the risks, how to check a licence and where to get help if you have self-excluded.
Online casinos · 10 min read
How to verify a gambling licence before you deposit
A licence logo proves nothing on its own. How to check a casino, sportsbook or poker site on the regulator's register in the UK, Malta, Curaçao, Ontario and the US.
Sweepstakes casinos · 5 min read
Where sweepstakes casinos are banned: state laws in 2026
Ten states have passed laws aimed at sweepstakes casinos, and operators exclude others too. The bills, the dates and what each law covers.
Bonuses and Terms
What offers really cost, in plain numbers.
How Games and Odds Work
The maths behind every game, bet and draw.
Sweepstakes casinos · 5 min read
How sweepstakes casinos work: Gold Coins, Sweeps Coins and redemptions
Two currencies, a mail-in route to free entries and prize redemptions with strings attached. How the US sweepstakes casino model works, and where it breaks down.
Online casinos · 6 min read
RTP and volatility explained: what the numbers mean for you
What return to player and volatility actually measure, how RTP is tested, why the same slot can run at different RTPs, and what it costs you, with worked examples.
Avoid Gambling Scams
The tricks used on players, and how to spot them.
Sweepstakes casinos · 6 min read
Fake sweepstakes casino giveaways: verifying official accounts
Sweeps Coins giveaways are a favourite lure for impersonators on Facebook, X, Telegram and Discord. A five-step check, and what to do if you already replied.
Lottery · 7 min read
Lottery win scams: why fake win messages ask for a fee first
How fake lottery wins, fake jackpot winner giveaways and prize 'processing fees' work, how to check a real win, and who to tell if you have already paid.
Sports betting · 6 min read
How to spot fake betting tipsters, fixed matches and systems
Why promises of certain wins, 'fixed' matches and paid staking systems do not survive basic checks, and what an honest tipping service has to show you.
Safer Gambling
Tools and help to keep gambling in check.
Sports betting
Sports betting · 5 min read
Parlays, accumulators and bet builders: how the maths works
Why combining bets multiplies the bookmaker's margin as well as the odds, with worked numbers for 2, 4 and 8 legs, plus bet builders, teasers and cash-out.
Sports betting · 4 min read
Live in-play betting: odds, delays, cash-out and the rules
How in-play odds move, why bets are delayed and markets suspended, how cash-out is priced, and where online in-play betting is restricted.
Sports betting · 6 min read
Each-way and horse racing bets: the maths, explained
Each-way terms and worked returns, win/place/show, exactas to tricasts, starting price vs early price, Rule 4 deductions and dead heats.
Sports betting · 5 min read
Betting margins and value: overround, fair odds and CLV
How to measure a bookmaker's margin, strip it out to find fair odds, judge your bets against the closing line, and set a betting budget.
Sports betting · 5 min read
Betting exchanges explained: back, lay, liability and commission
How a betting exchange matches bettors against each other, with the arithmetic for lay liability and commission, and a plain account of matched betting.
Sports betting · 7 min read
How to read betting odds: American, decimal and fractional
Decimal, fractional and American odds are three ways of writing the same price. How to read each, switch between them, and see the chance each implies.
Sports betting · 6 min read
Sports bet types explained: moneyline to Asian handicap
What each common sports bet means, how it settles and what it pays, with worked examples for quarter-line Asian handicaps.
Poker
Poker · 5 min read
Online poker rake and rakeback: how much the room takes
How rake works in cash games and tournaments, what caps and fees mean in practice, how loyalty and rakeback schemes return part of it, and the rake per 100 hands.
Poker · 6 min read
Mixed poker games: Stud, Razz, Stud Hi-Lo, 2-7 and HORSE
The rules of Seven Card Stud, Razz, Stud Hi-Lo and 2-7 Triple Draw in brief, how the bring-in works, how low hands rank, and how HORSE and 8-game rotate.
Poker · 6 min read
Poker hand rankings: from royal flush to high card
Every poker hand from best to worst, with the exact number of five-card hands and the probability of each, how kickers break ties, and what changes in Short Deck.
Lottery
Lottery · 4 min read
Lottery syndicates: how pools work, the maths and disputes
A syndicate buys more lines and splits any prize. What that does to your odds and your share, worked through with real numbers, and how to set one up properly.
Lottery · 5 min read
Powerball and Mega Millions odds, made visible
The real odds of Powerball and Mega Millions, what 1 in 292 million looks like, and why the advertised jackpot is not what a ticket is worth.
Online casinos
Online casinos · 3 min read
Interac for online gambling in Canada: how e-Transfer works
Interac e-Transfer moves money straight from your Canadian bank account. How it works at Ontario-licensed sites, who sets the limits, and what slows withdrawals.
Online casinos · 6 min read
Wagering requirements, in real numbers
What 10x, 30x and 35x wagering actually ask of you, which games count, and what a casino bonus costs on average before you can withdraw it.