Gamble online in Rhode Island with a bonus, use code when signing up on Amwager site. 

AmWager - $100 Bonus
AmWager will match your first deposit up to $100. Use code AMGAMBLER.
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Promo Conditions: If you would like to receive the maximum bonus of $100 please ensure your initial deposit is $100 and you bet a minimum of $100 in the first 30 days.