I do that in NYC with bikes (buy winter, from people who made impulse buys in summer and have nowhere to store them, sell summer, to people making impulse buys.

I do that in NYC with bikes (buy winter, from people who made impulse buys in summer and have nowhere to store them, sell summer, to people making impulse buys.) I think the NYC market has so many constraints and peculiarities (plus money!), its rife with these kind of opportunities.