This Two video are very helpful when starting and knowing what keywords are good to Optimize.
So here is the 2video Tutorials in Using Google’s "SEO Keyword Tools". Enoy...
GOOGLE ADWORDS KEYWORD TOOL
In this video you’ll learn how to use the Google Keyword Research Tool to identify target keyword phrases for search engine optimization (SEO) purposes.
GOOGLE TRAFFIC ESTIMATOR
In this video you’ll learn how to combine the results from the Google Keyword Tool with the Google Traffic Estimator to identify highest value keyword phrases for search engine optimization (SEO) purposes.
By following these steps you will ensure that your SEO efforts are focused on those keywords that will generate maximum profits to your Blog.