7-Zip The Only File Compression Program You Will Need
If you deal with compressed files all the time you want a fast and free compression tool, 7-Zip is the program that I use solely for the past several months.
Windows 7: Snipping Tool
Windows 7 has a nifty application default in the OS called the "Snipping Tool" this tool allows you to cut a portion of your desktop and turn it into an image