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?
Blogging community is a virtual arena. Express yourself by blogging as well as commenting on others' posts. It highlights you and increases traffic.
Blogging is all about sharing; no matters if the blog post is written by you or not. Keep spreading the good vibes for your readers.