Your blog should be a big deal to you, not only is it "YOUR" blog it is an extension of your writing style, personality and more.
Make sure you actively engage the readers who comment on your blog, you can use this to help establish trust, relationships and promote further.
When being a blogger it is important to keep your reputation intact by being choosy about what you promote. Watch my video talking about your reputation.
When blogging about news, current events or even providing information to your readers make sure your information is accurate and cite your sources.