Learn
From your first odds to a placed surebet
Short, plain articles in reading order. Pick where you are and go from there.
New to betting
Start with odds and probability, then the markets.
Start here
Know betting, new to arbs
The formula, stake splitting, and why surebets vanish.
Start here
Already a member
Read the board, place faster, make it your own.
Start here
01
Betting basics
Odds, probability and the markets, from zero.
- Odds, probability and the bookmaker's marginDecimal, fractional and American odds, the probability inside a price, and how a book builds in its margin.Beginner
- Betting markets explainedWinner, draw no bet, handicaps, totals, both teams to score, periods: what each market pays on.Beginner
- GlossaryArb, leg, palp, gubbed, stale, prematch and the rest, in one place.Beginner
02
Surebets
What a surebet is, how to stake one, and what can go wrong.
- What is a surebet?When prices at different books cover every outcome for less than the total stake, with the formula and worked examples.Beginner
- Stake splitting and roundingHow to split one total stake so every outcome returns the same, and what rounding and a book's maximum change.Intermediate
- Why surebets disappearStale odds, closed markets, mismatched events and prices far from the market: why found is not confirmed.Intermediate
- The real risksOdds moving between legs, voids, different settlement rules, limits and money tied up at books.Intermediate
- Books, limits and account healthWhy books limit winning accounts, how the books we cover differ, and what we will never help with.Intermediate
03
Using Arbistoteles
The board, your stakes, filters, alerts and your own layout.
- Getting startedSign up, the free view, plans and paying in USDC or USDT.Members
- Reading the boardThe top bar, a surebet ticket, the verification clock, re-checking and flagged prices.Members
- Placing a surebetExact stakes per book, rounding, a book's maximum, and what to do when a surebet goes.Members
- Filters, search and alertsYour books, sports, minimum margin, kick-off window, flagged prices, sorting and alerts.Members
- Customize the boardTickets or ledger rows, density, grouping, what each surebet shows, hiding, and keyboard shortcuts.Members
- Account and plansYour plan's dates, renewing, the start-now box, the newsletter and your account.Members
04
Play it safe
Betting is for adults, with money you can afford to lose.
Try the maths yourself
The surebet calculator is free and needs no account.
Open the calculator