If you're going to send a Valentine this year, I say: make it a memorable one. Do something extra so that it actually engages its recipient, instead of being opened and placed atop the rest of the mail.
Like...say, make 'em do a little extra work to even get to see it? Cause admit it, even when junk mail has scratch-offs, you totally go looking for a quarter. The always creative minds at Photojojo say,
"That lucky person you give your scratch-off Polaroid to will think you gave them an unexposed photo. That is, until they read the message and scratch away. It’s a guaranteed way to give them the warm fuzzies.
Direct from Brit, here’s a primer on making DIY scratch-offs:"