what to do with patreon (Patreon)

hey guys sorry i've not been posting much, arts been kind of ehh lately and i wanna just post digital stuff on here, either way i'm thinking of changing the pay system from monthly to pay at start as some people have come on here and left almost immediately, and i've been told some people do this to try and get free art on posts so i'll prob change that for now thank you for understanding