Advice when switching from Windows to Apple

When switching from Windows to Apple (OS/X) there are some hints and tips that can make it easier and more fun. 
 
 Mac 101 	 A Guide to OS X Software for Switchers 	 Top 10 Things all Switchers Should Know 	 How Does Open Source Software Stack Up on the Mac? 	 Tips and Tricks Section of The Unofficial Apple Weblog 	 The Gems of Apple Development Tools 	 http://bestmacsoftware.org/ 
 
 Does anyone else have advice or links to add?