Report Offensive Message

Windows Backup costs $0 (aside from Windows itself) and allows you to back up precisely what you want.

This might not be sufficient for servers, but for workstations, it works fine, at no addtional cost whatsoever.

Just set up a network share with sufficient space (1800 GB, in this case) on a machine with any OS (plain Windows 7 Enterprise in this case) and set up Windows Backup for scheduled or manual backups to this share (depending on whether the employee works at the office every day or works from home most of the time). Create shortcuts for Windows Backup on the shortcut and pin it to the taskbar, and you're done...