Please make and host catalog of customer created components (plans/links to suppliers), ideas and software that customers can share with each other.
see Collision detection / sensitive bumper
I have an idea that I want to share with them but a forum isn’t structured enough for it to be found later. The equivalent implementation that I think you should model this after is Steam game workshops. In particular I think the game Garry’s Mod is successful solely because it has a large community of players that can easily share.