MarketingLocal.org How To Choose A Niche For Your Blog In 3 Simple Steps Learning how to choose a niche for your blog is one of the most important things that you can do to get your blog setup for longterm growth and success. The good news is that this can quiet often be done in 3 quick and easy steps as we shall see. Step 1 – It is important that you choose a topic that you are interested in because you either already know a lot about it or it should be a topic that you have a strong interest in learning about.