What a nifty idea! if you want creative envelopes, go to Maps, map the route from your letter to the other person's mailbox. Print them up, fold them into 8 by 11 envelopes (or smaller if you are sending cards). This would be cool for pen pals
Frame Spray Painting Tip: place the frame in a box, and spray one side of it with your choice of spray paint. Leave it in the sun to dry, and then flip it over and spray the other side. Hell, spray EVERYTHING in a box from now on.