The Bet365 Refer a Friend program rewards you when you invite friends to join the platform. You'll usually receive bonus credit or free bets for each friend who creates an account using your referral link and fulfils any required conditions, such as depositing a certain amount or placing a specific number of bets. Remember that referral programs are subject to change, so it's best to check the Bet365 website for the most up to date information on their Refer a Friend program, its benefits, and how to participate.