OK, you know the mantra already. You know which software I use and recommend (Yrag too).
Now there’s no excuse: Go and get this FREE guide (just register with minimal info) at:
http://www.makeuseof.com/tag/download-stuff-backup-restore-guide/
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“It will explain:
-How to use the built-in Windows 7/Vista backup tool.
-Which files you should backup.
-Putting your data and your operating system on separate partitions or disks.
-The various kinds of backups you can run.
-The costs and benefits of local, optical and online backups.
-The benefits of syncing your files.
-Alternative backup programs.”
Makeuseof.com has many guides you can well, make use of and probably should. All free for the price of registering.
Worth every penny.