For me, you don't need to have some practice in playing gambling because first, no matter what strategies you made or tricks it is all futile due to the facts that gambling is all about luck. But if you want to try it out first then pick those bitcoin casinos that have a free trial like the casino where I used to play the Vegas Casino, there are free spin features in slot games besides you can receive an extra bonus while playing like extra wilds, multipliers and respins. Hence, before or while playing you may have your fascinating bonuses to boost your gameplay.