Copy is an free cloud syncing application that is availabe on Mac Osx, Windows and Linux. It is one of the cloud services we can use to backup our documents in the cloud. Whatever file is in the copy.com folder will be sent to the cloud. If your computer crashes, you just need to login and all your files will be downloaded from the cloud again.
In this youtube movie we will install copy.com on Mac and show you the steps to take to install it and use it.