To have a Quality Blog Post,you must have...
An Introduction - The Introduction needs to be interesting so the reader wants to carry on looking at your Blog Post.
A DLO - The DLO (Digital Learning Object) needs to stand out, look interesting and distinctive.
Sources - You have to mention where you got your sources from somewhere in your blog, and you must make sure your information is true/correct.
Questions - Add easy, specific questions so your readers will get more involved and comment on your blog post.