So, there is a lot of interest in doing niche product review blogs out there right now and finding the right products is a common question.
If you have no idea what you want to promote, this probably isn't going to help you much, but I'll let you decide that for yourself.
A lot of courses available right now seem to agree on a common sweet spot. I won't make any comments on that except to mention that if a couple dozen products are telling people to stay within a certain...