Do you really want to send your nights looking for cars and sleep all day? Also you will need a truck etc. unless you work for someone else. That won't be cheap.
Upside is there is probably a good amount of money in it right now. How long that lasts??? It's like real estate agents, the boom brings them in and very few make it more than a few years. Also 20% of the people make 80% of the money.