Responsible play
Keep it small. Keep it deliberate.
Slippr publishes football and basketball research. This page covers how we think about stakes, why accumulators favour the bookmaker, the signs that betting is becoming a problem, and where to get help.
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Slippr publishes information, not guarantees
Slippr is not a bookmaker and does not take bets. House sheets, model slips and slip reviews are information. They filter risk; they do not remove it. Any slip can lose, bankers included, and a good run of settled results does not predict tomorrow.
House and public model results stay public after they settle, wins and losses alike, so you can judge the record rather than the highlights.
Stake small and flat. Never chase losses.
Decide what you can afford to lose in a week before you look at a single slip, and treat that money as spent. Stake the same small amount every time instead of raising it after a loss or a win.
A loss is never a reason to stake more. Chasing turns a bad day into a bad month. If you notice yourself doing it, stop for the day, or take a longer break in Settings.
How accumulators compound the bookmaker's margin
A bookmaker prices every market so the implied chances add up to more than 100%. The extra is its margin. On a single, you pay it once. On an accumulator you pay it on every leg, and the margins multiply.
A worked example
Take a market that is a true coin flip, priced 1.90 on both sides.
- Implied chance of each side1 ÷ 1.90
- 52.63%
- Both sides togetherA 5.26% margin per leg
- 105.26%
- Money back per stake on one leg, on average50% × 1.90: a 5.0% edge
- 95.0%
- 5-leg acca: combined odds1.90 to the power of 5
- 24.76
- Implied chance of the acca
- 4.04%
- True chance of all five landing50% to the power of 5, about 1 in 32
- 3.13%
- Money back per stake, on average95% to the power of 5
- 77.4%
- House edge on the acca
- 22.6%
A ₦1,000 stake pays ₦24,761 if all five land. But across many slips like it, you get back about ₦774 for every ₦1,000 staked, a loss of about ₦226. The same prices as singles cost you 5.0%; stacked five deep they cost 22.6%. Put another way, the margin on paper grows from 5.3% to 29.2%.
Acca calculator
Enter the decimal odds of each leg and the margin you think each market carries. Margins differ by bookmaker and market, so treat the result as an estimate.
Combined odds
15.92
Implied chance
6.28%
Chance after margin
4.92%
Fair odds 20.32
House edge
21.6%
Across 5 legs, a 5.0% margin per leg adds up to 27.6%. A ₦1,000 stake pays ₦15,922 if every leg lands, but on average you get back about ₦784.
Signs betting is becoming a problem
- You stake more than you planned, or more than you can afford to lose.
- You chase losses with bigger stakes or more slips.
- You borrow, or use money meant for rent, food, school fees or bills.
- You hide your betting, or feel restless and irritable when you try to cut down.
- Betting feels like the way out of money problems or stress.
- The next slip is on your mind most of the day.
If any of these sound familiar, take a break and talk to someone. You do not have to wait for things to get worse.
Tools inside Slippr
Take a break
Pause Slippr for 24 hours, 7 days, 30 days or 6 months from Settings. Live slips, custom slips, the slip editor and model changes lock, and our emails stop. A break can be extended but not shortened or cancelled. Your settled history stays readable.
Turn off notifications
Every email alert is off until you turn it on, and you can turn each one off again in Settings at any time.
Public, settled records
Model and house results stay public after they settle, losses included, so you can see the whole record before you follow anything.
Where to get help
- Gamble Alert
A Nigerian non-profit working on gambling harm. Reach out if betting is worrying you or someone close to you.
- SafePlay
The Lagos self-exclusion scheme. Register to exclude yourself from licensed betting operators in Lagos.
If you or someone near you is in immediate danger, call 112.
18+ only
Slippr is only for adults aged 18 and over. If you are under 18, please do not use Slippr. Accounts confirm their age before any live slip, custom slip or model tool opens.