This was on HN a month or so ago, and has a lot more detail about many of the same points: http://www.ecommercefuel.com/profitable-ecommerce-ebook/ http://www.

This was on HN a month or so ago, and has a lot more detail about many of the same points: http://www.ecommercefuel.com/profitable-ecommerce-ebook/ http://www.ecommercefuel.com/profitable-ecommerce-ebook/ One of the points raised: you're going to get interested in whatever the niche is, if you plan on competing effectively. So choose wisely because you'll be immersed in it.