Broken links irritate visitors and can badly affect your ranking. Check and repair all such links on your blog.
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.
Focus on good content, not on monetization. Over time, money and benefits with follow good content.