On my previous article for optimizing WordPress for seo i showed how some basic change on wordpress and installing some plugin can improve your website seo.
Now i recommend to use WordPress SEO by Yoast along with those steps.
This plugin have the following features :
- Page Analysis
- Technical WordPress Search Engine Optimization
- XML Sitemaps
- RSS Optimization
- Social Integration
- Import functionality for other WordPress SEO plugins and lots more…