Allow users to be able to create and sell (or redistribute) their snapshot into a marketplace where others can deploy from their account. Maybe put an approval system in to prevent abuse but might be a good idea to help create images/droplets that can be deployed preconfigured.
Nick Collins commented
@Filip, that's great, but we can't use them on Digital Ocean, and your servers cost 4x as much.
Filip Oščádal commented
we have such a system on www.virtualmaster.com