Can I back up my iPad to an external drive to conserve space on my computer?

You can move your documents, pictures, music and movies to cloud storage:

Dropbox

http://itunes.apple.com/sg/app/dropbox/id327630330?mt=8&ls=1

Sugarsync

http://itunes.apple.com/sg/app/sugarsync/id288491637?mt=8&ls=1

Box.net

http://itunes.apple.com/sg/app/box-for-iphone-and-ipad/id290853822?mt=8&ls=1

Mac - How to Move the iPhone & iPad iTunes Backup folder to an External Hard Drive

http://osxdaily.com/2011/03/05/how-to-move-the-iphoneipad-itunes-backup-folder-t o-an-external-hard-drive/

Windows - Change iPad default backup location

http://apple-ipad-tablet-help.blogspot.com/2010/07/change-ipad-default-backup-lo cation.html

Windows - Changing IPhone and iPad backup location

http://goodstuff2share.wordpress.com/2011/05/22/changing-iphone-and-ipad-backup- location/

 Cheers, Tom 😉