Avoid using SMS abbreviations in blog post and at least run the post through a spell-check in MS-Word before publishing. If the bloggers cannot take the time out to write proper English, why would the readers bother reading through that cryptic puzzle?
Keyword search: Take up a keyword search for the blog posts you are writing. Choose the ones that searched often and have less competition.
Optimize images by mentioning the ALT Text and a short description of the image in your blog post to rank better in Google.