That was eerily close to how we came up with the idea for Lifesta. We went through a period of brainstorming after a previous idea didn't go anywhere. We focused on marketplaces as a base for brainstorming though we came up with things that were completely unrelated. Finally, and frankly as a joke, my partner suggested a secondary market for groupon-style vouchers since we both liked them and knew people that bought but haven't used them. When we analyzed the idea, we actually liked it a lot...