what are problems ya'll had with gambling sites ? what features would you like the most ?
Having problem with the law is first thing ones must first consider before launching a gambling site which accept crypto or fiat currency and after this the bankroll is also every important because the level of a gambling site bank roll is what some gambler watch out for before playing.
Therefore, I will advice to seek a legal practitioner in your country which have experience with online/offline and crypto/fiat related gambling site laws first.