"Happy Mail" is basically snail mail, except you try to cram as much joy into one envelope as you can. Here's an epic list of 45 flat, mailing friendly things to put in your letters for your penpal, plus tricks and tips for starting the habit of writing a

To the boy of my dreams

Fun stuff to add to pen pal letters

Open when letters for boyfriend / girlfriend / wife / husband, for your best friend, for your child, mom or dad, for ANYONE! PLUS an example letter that you can use as inspiration.