£10 profit with Sporting Bet

TopCashBack are offering £22 cash back when you deposit £12 and wager £10 at Sporting Bet.

You can't really withdraw the £2 remaining from the £10 bet unless you win your bet. Two strategies you could use: place a £10 bet and if you win withdraw you winnings along with the £2 and if you lose just place a £2 bet. Alternatively, place a £12 bet.

Spend required: £12
Cash back: £22
Profit: £10