CrossOver Chrome OS is built on the same technology as CrossOver Linux, so most of the information here is the same for Linux. If you are wondering if your ChromeOS will support CrossOver, check out the system requirements.
Installing CrossOver ChromeOS
Installing a Listed Application
Installing an Unlisted Application
Removing CrossOver ChromeOS
Deleting Windows Applications
How to set registry keys for a bottle
Launching an .exe
File
Creating a Debug Log
Creating a Debug Log During Install
Troubleshooting Unlisted Programs