http://windows-backupsoftware.com/ This video talks about different options for Windows backup software. It goes into different backup software options, from standard file backup which would satisfy the majority of Windows users, and also advanced backup solutions.
Advanced backup solutions include options for disaster recovery and/or continuous data protection. Disaster Recovery software or DR allows you make a backup of your entire computer and not just the files. It backs up Windows and applications and settings, as well as the data.
http://windows-backupsoftware.com/continuous-data-protection.php Continuous Data Protection or CDP will backup files while they are being edited or created.