Many people use Ubuntu because of its manageability. It also comes in a package with easy access that makes it popular for Open Office users. Its latest package called Debian package boasts its easy management tools and software backup. This makes it easy for users to go to the Ubuntu Software Center and backup their software applications and even use them in other machines.
To create a backup, sign-up an account in Ubuntu One and select the machine and software that you need to backup. You can also use the Synaptic backup your software or the Aptik which can also make you restore everything in your backup.