Acknowledge and appreciate your readers, especially regular readers by replying to comments and visiting their blogs.
Be clear about your goals for blogging. Maintaining a blog is laborious. And your goals will keep you motivate!
Use technology - Social plugins and SEO tools are a great thing to market your blog or a blog post. If you do not know about it, then learn it. It helps you reach out your audience in a better way and also improves the ranking of your blog.