Sweeps coins are a virtual currency used in social gaming platforms and online casinos. Players can acquire sweeps coins through various methods like promotions, purchases, or mail-in offers. These coins can be used to play games and participate in sweepstakes for real cash prizes. Sweeps coins have no cash value and cannot be directly purchased; they are typically given as a bonus when purchasing gold coins. Players can redeem sweepstakes winnings for cash prizes or gift cards, making sweeps coins a popular form of virtual currency in the online gaming industry.