TL:DR; REFOG Personal Monitor is an advanced monitoring tool that logs keystrokes, takes screenshots, saves program activity and Clipboard content, and keeps an eye on your Instant Messaging sessions.
Download REFOG Personal Monitor Shareware - Rating: 4.60
SpyPal secrectly logs keystrokes, screenshots, websites visited, windows opened, applications, MSN IM, ICQ, AIM,Yahoo! IM, Skype, clipboard, passwords, emails, documents and more. Set hotkey and password. Auto send logs to a preset email.
Impose auto-shred dates on MS Word files you distribute. Use AutoShred – Doc in stand-alone mode or through the Outlook and Lotus Notes plug-ins. Your recipients must install the free Pinion Receiver to work with the files you secure and distribute
Lock My PC Free Edition is a good and free alternative to standard Win+L Windows lock. Use it every time when you leave your computer unattended.