Once signed up, you will need to be creating videos. A simple way to start is to make videos that demonstrate products related to your blog posts.
These are a little less intense than creating entertainment content because users just want something honest and straightforward. This is perfect if your blog focuses on affiliate marketing through product reviews and comparisons. Now the short ads and pop-up ads on your YouTube videos will also skim a small amount of profit per view. You will want to have these embedded in your relevant blog posts.