I found this article so interesting. It really answers most of my questions on how to blog and what to blog about.
This is what it says....
Blogging is all about knowing your audience. I think that’s something we can all agree upon.
When we start on the path to blogging success, we start by picking a niche, and it is within that very niche that we find out target readers. Everything we do is for them, not for the greater whole, but for the specific people we want to reach.
Given all of this, it’s doubly important that the topics and posts we created resonate with them and appeal to them directly.
It may sound easy, but in many cases, it’s about more than just sticking to your decided subject. You have to dig deeper, find what’s working, and find what questions people in your niche are asking. Answering questions, providing relevant information, these are the greatest goals of any single blog post. Read more here ... http://www.successfulblogging.com/blog-post-ideas/