We have PDFs stored on our computers for just about everything, from the manual for our car to last year’s tax receipts. Especially with the tax receipts, it would be best to combine all the individual PDFs into one big PDF for archival purposes.
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Combine Multiple PDFs into One File
If you have ever forgotten your mother or significant other’s birthday, you know the value of keeping a good calendar. Outlook and Google Calendar are good methods for remembering important dates—so long as we use our computers on the important date. Many smartphones have reminder apps, but not everyone has a smartphone
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Schedule Reminder Emails, Texts and Phone Calls
Desktop wallpaper is one of the first things computer novices learn to customize.
The rest is here:
Create Auto-Rotating Wallpaper Collages with WallCast
Sharing photos on Facebook is super easy. We can upload photos from our computers, send photos from our cell phones or take photos directly from a Web cam. However, downloading the photos from Facebook is a tedious process

More here:
Download All of Your Facebook Photos the Easy Way
A homegroup in Windows 7 is a means by which users of a home based, generally wireless network, can share resources (hard drives, libraries, printers, etc.) easily and without too much trouble.

Excerpt from:
How to Setup and Use a Windows 7 Homegroup