How Exactly to Research Potential Blog Niches?

Hello; I started working on a blog once, then gave up, mainly because I didn’t know what I was doing. I worked at SEO-ing, but that was not enough, apparently. Specifically, at this time, I want to work on fitting my blog into a niche, and that is why I’m here, namely to focus-group my ideas with you people, because that seems to me my weakest present link, and I am as yet unsure how precisely to do the pre-requisite research. Please examine my notes, and give suggestions, as I continue...

How Exactly to Research Potential Blog Niches? WordPress ...