Firstly, getting any form of payout from your gaming requires winning. Winning is a complex subject because all games have different requirements, game-play, strategies, and – if you’re playing against real opponents – the quality of the opposition will vary.
Assuming you have a positive cash balance in your account, there will be clear instructions on how to withdraw. These will vary from operator to operator, but essentially you will be completing an online withdrawal form where you have specified the amount you wish to receive, where it should be sent, and in what form.