This guide by Julia is extremely helpful

http://www.concrete5.org/documentation/how-tos/editors/seo-and-conc...

I have an add-on awaiting approval in the marketplace that may help! It will be called "SEO Analyzer". Take a look at the video for a sneak peak!

http://www.youtube.com/watch?v=-KlLr5wKQPc...

Once released, I plan to charge $20 for it. Let me know what you think!

SEO is like ocean, and it requires more time to drive traffic if you are targeting competitive keywords. First know your website, fix your targeted keywords . Do on page optimization perfectly and start building your back links using the following methods:
Social Bookmarking
Directory Submission
Forum participation
Article Submission
Press Release Submission
Blog Posting
Guest Blog Posting
Blog Commenting