How to place a bet on horse racing online Find out more about placing a bet online below. Select a race and then a horse and place your bet.Enter your details for your deposit method, making sure you deposit and/or bet the correct amount to trigger the sign-up offer.Fill in any personal details requested by the betting site, including verifying you are over 18 years old.This might also say “sign up” or “create account”. Click the button to register a new account.Click the “Claim Offer” button next to the offer you wish to claim.It will usually take no more than 10 minutes to do, but it may be worth giving yourself longer so that you can take things at your own pace. There will be contrasting sign-up processes for each of the different betting sites but the generic steps are as outlined below. Paid as bonus token valid for a bet placed using the bet builder feature, with min 4/5 odds req - valid for 14 days. Qualifying bets must be placed at odds of 1/1 or greater on a single or combo bet.