User experience: The user experience of an online sportsbook revolves around each one’s site/app design, navigability, and overall user-friendliness.Betway (win up to $20 in bonus bets): Place a $25+ qualifying wager on either NBA Finals team, and receive a $1 Bonus Bet each time the Miami Heat make a free throw attempt (up to $20).BetRivers (MLB & tennis parlay insurance): Place a 4+ leg MLB or tennis parlay and receive your stake back up to $25 if exactly one (1) leg comes up short.Caesars (NBA same game parlay boost): Gain a 50% profit boost to use towards any NBA Finals same game parlay wager.DraftKings (refer-a-friend): Refer a Friend & you both get a $50 Bonus Bet plus $50 in Casino Credits.FanDuel (MLB profit boost): FanDuel is giving existing users a 30% Profit Boost on any MLB straight wager that you place during the promotional period.The site will give you tokens that are worth anywhere from $5 up to $25. BetMGM (bonus bet tokens): These bonus bet tokens are geared toward players who place regular wagers with BetMGM.