Gold coins are for playing for free, even though sweeps coins give you entry to sweepstakes games and the chance of winning real income. https://friends.win/read-blog/20770_%ED%86%A0%ED%86%A0%EC%82%AC%EC%9D%B4%ED%8A%B8-%EC%82%AC%EC%9A%A9-%ED%9B%84%EA%B8%B0-%EB%AF%BF%EC%9D%84-%EC%88%98-%EC%9E%88%EB%8A%94-%ED%94%8C%EB%9E%AB%ED%8F%BC%EC%9D%84-%EC%84%A0%ED%83%9D%ED%95%98%EB%8A%94-%EB%B2%95.html