http://www.tiltedpixel.com/blog
How to use the tools that Google Webmaster Tools provides to fix search engine optimization problems and track your website’s ranking performance.

Table of Contents
1:29 Signing up for Webmaster Tools
4:27 Crawl Errors
6:49 Crawl Stats
8:50 Site Maps
9:30 Content Keywords
11:27 Links to Your Site
13:34 HTML Improvements
16:54 Structured Data
19:02 Search Queries