Create a store and broker for vendors for a percentage, :)  in my eyes they are the winners in this game (although having said that there is probably a tonne of overheads and responsibility that goes with it)

 

Tools:- Win10, Dell XPS8900, ZBrush, Marvelous Designer 11, Hex 2, PSP8. PSP 2019 Ultimate, DAZ Studio, Affinity Photo, Affinity Designer, Filterforge 11, flowscape,  Classic UVMapper, and several headache tablets.