Ask Nicely and Hope

[www, free]

"Secure your systems from employee data theft, by standardizing on
the Super Security Wallpaper™ to remind your employees and
contractors how much it hurts your feelings when they steal company
data. Hey, it worked for Mom, so it should work for you!"

Stickers, screen-savers and desktops pictures:

http://www.centennial-software.com/programs/sticker_order/thankyou.html