Which means clan leader and moderator are the ones who do need to set on player which could make use of the clan balance.
There are different roles setup for clans you are in ny the Rollbit team and all the members cannot bet upon the games but only the leader of clan can do so and other can just stake their funds in the clan pool out of which they will bet and you will get rewards as per it which they have stated in the blog also.So those who are interested in it must give it a through read to understand the terms beforehand.