As of today, Skillz powers real prize competitions in roughly 80% of the world and 40 US states - the exceptions being Arizona, Arkansas, Connecticut, Delaware, Louisiana, Montana, South Carolina, South Dakota, and Tennessee.
Anyone with GTA V on PC can play GTA V roleplay, but it requires a modified game client like FiveM or Grand Theft Multiplayer. Some communities may demand invitations, earned through proven talent or streaming prominence. Players often start on prove-yourself servers before advancing to exclusive ones.