Bets rule:
A.3.2) Unless accepted by mistake, once accepted, bets will be valid and cannot be withdrawn. It is the customer's responsibility to ensure at all times that the details of bets placed are correct. In no event does Speedybet accept liability for any errors (perceived and actual), deriving from the errors listed in Section A, point 2, clause 1, or for other reasons, incorrect odds/event entries.
You can read more about sports betting rules in our sports rules page.