5. Write your quote and add any other designs. Here’s one more DIY, and this one is my favorite! I tea-stained paper to make it look old and then folded my letter according to the Regency-style ...

For those occasions, here's a quick way to fold your letter into its own envelope. Sometimes you don't have any envelopes, and even more often you probably find yourself with the wrong size envelope.

I recently had to send a paper letter for the first time in years, so I found myself folding a sheet in thirds to put it in an envelope. When I was growing up I was baffled about how to estimate ...