Remote Control Client- VNC:  The server portion of VNC which will let you invite me to take a look at what is happening on your computer. In many case, this can give you faster service at less cost than a home visit.

AMMYY Remote Control: Alternative remote control program. Download, run and give me the Computer ID it displays.

7-Zip: My favorite tool for opening .Zip and .RAR files.

ExplorerXP: A file manager that shows the size of directories. Extremely useful for finding dead-weight and accumulated garbage.

Speedfan Spontaneous shutdowns are often caused by overheating from a failed fan or a blanket of dust on the CPU. Speedfan can show you if your CPU is running hot and, after care of the problem, prove that the computer is running cooler.

MalwareBytes AntiMalware Simply the best free tool for cleaning up a machine that may be compromised by a virus.