Betting odds explained: decimal, fractional and American formats
Read three odds formats without confusing profit with total return, and see why implied probability is a price calculation rather than a forecast.
Guides to betting odds, casino mechanics, payments and licence checks, with country-specific limits and a separate industry systems library.
Read an accepted bet, understand a casino game, check payment terms or trace a licence claim. These paths organise existing publications; they do not replace local rules or an operator's terms.
Check the scope and original review date on each article. Industry guides are labelled separately. For current records, use Markets, Licences and Companies; for dated events, use News.
Read the price, the accepted ticket and the rules behind a delayed, voided or settled bet.
ScopeOdds notation · British settlement example
Read three odds formats without confusing profit with total return, and see why implied probability is a price calculation rather than a forecast.
Separate a deposit from a payout and check the payment, document and balance conditions.
ScopeInternational · card-payment distinctions and country-specific complaint routes
A practical guide to distinguishing an operator-issued refund, an authorisation reversal and a card chargeback, with scoped US and Great Britain complaint examples.
Additional published explainers. Read each article's audience, evidence and limits before applying it.
ScopeRead the article's stated audience and scope
Read the goals on each side and the period on the ticket. BTTS No is not just 0-0, and a goal after 90 minutes is not necessarily an extra-time goal.
ScopeRead the article's stated audience and scope
Three selections can fund four bets or seven. Count each line, separate unit stake from total outlay, and distinguish money returned from a profitable ticket.
ScopeRead the article's stated audience and scope
Why a player's cash balance, a processor settlement and a bank credit can differ, with a worked ledger and a checkable reconciliation sequence.
ScopeRead the article's stated audience and scope
How accepted odds, Industry SP and Exchange BSP determine the price used to settle a horse-racing ticket.
ScopeRead the article's stated audience and scope
How match markets, competition type and completed sets affect settlement, with a dated Betfair Sportsbook example.
ScopeRead the article's stated audience and scope
A partially filled exchange order leaves both a wager and an outstanding offer. Separate matched stake, lay liability and confirmed cancellation.
ScopeRead the article's stated audience and scope
One void selection can reduce a multiple while the rest of the stake remains exposed. A fictional cash example separates the new return from a refund.
ScopeRead the article's stated audience and scope
A draw can return a stake, win at the accepted price or lose the bet. Compare DNB with 1X, X2 and 12 using current named football rules.
ScopeRead the article's stated audience and scope
An each-way ticket has two stakes. Read the place fraction, separate each part's return and check what the full ticket actually cost.
ScopeRead the article's stated audience and scope
A tied result can pay only part of a cash stake at full odds. Follow the settlement calculation and see why place terms and market exceptions matter.
ScopeRead the article's stated audience and scope
A non-runner can change a winning ticket's return. Check the withdrawn horse's price, deduct from profit and keep sportsbook and exchange rules separate.
ScopeRead the article's stated audience and scope
A winning bet and a winning market are different figures. Combine settled results before applying the actual commission rate, then check other charges separately.
ScopeRead the article's stated audience and scope
An accepted stake and a payout ceiling control different amounts. Check total return, net winnings, combined limits and the rules attached to the ticket.
ScopeRead the article's stated audience and scope
Twelve evidence requests for a sportsbook proposal, from product scope and trading control to settlement recovery and exit obligations.
ScopeRead the article's stated audience and scope
An account-level handover checklist for cash, bonuses, unsettled activity and player restrictions, with clearly bounded British regulatory examples.
ScopeRead the article's stated audience and scope
A quarter line divides the stake, not the price. Reconstruct the adjusted score and each component before comparing the return with an account credit.
ScopeRead the article's stated audience and scope
Who needs the Swedish software permission, why it does not license a casino, and which evidence separates supply approval from technical certification.
ScopeRead the article's stated audience and scope
The same odds can produce different adjusted probabilities. A worked comparison separates the price calculation from assumptions about the event.
Browse the complete reporting archive
These are existing guides and explainers, not newly verified claims. Each article retains its original author, evidence and review date. Country labels describe the article's scope; listing a guide does not endorse an operator or extend a local rule to another market.
Read our source policy →