Sign up to William Hill using promo code R30, bet £10 and get 3 x £10 free bets. Play Safe. From on 3x £. casino gaming for the first 24 hours you spend on TwinSpires Looking for promotions offers and bonus opportunities with the best place to. 18+. . $ NEW MEMBER BONUS. Use promo code MATCH to earn up to a $ deposit match, and bet any track, anywhere, any time.