For your used car sales niche example, I'd recommend to look at used cars dealer...

		marcosdumay on Sept 9, 2016 \| parent \| context \| favorite \| on: How to Test Drive Your Business Idea Before Quitti... For your used car sales niche example, I'd recommend to look at used cars dealerships. That is not really the hard part. It is a great excuse, and I use it myself to convince me I shouldn't look. But it's not really the hard part.