If you have not played with Windows Live create you an account today it is awesome. 250 GB of storage space absolutely FREE. Forget using a jump drive ever again--as long as you have Internet access. I got hooked on it at the Cengage conference in March.
Teachers this may be something you want to use when incorporating social networking in your classes. It is through Purdue and hits the high points on various areas of facebook such as chatting, security, etc. It even includes some lesson plans.