Starter Link. This can be used as the start -up link which covers all the topics in CodedUI test
Beginners can start here to learn the Basics of CodedUI tests
Supported platforms and configurations for Coded UI Tests
Video about the Introduction of Testing using Coded UI Tests
Are you using any third party controls which is not supported by CodedUI tests then you can use Extensibility feature of Coded UI Tests. The following article describes of how to extend coded ui