If you want to get organic traffic from search engines for your blog then here is a simple tip. Put your all headings in <h1>...</h1> tag because search engines are hungry for this tag. The blog which which has less <h1> tag would not be able to get good position in search engine. The secod one is that do some keyword research. It would be helpful in blog promotion because the blogs which has good density of unique keywords would be able to get more traffic.