This kid. This project. His name is Jacob Cramer and he started Love for the Elderly, an anonymous letter writing project that sends mail to senior citizens. His mom must be proud. If you would like to participate in Love For the Elderly you can get information on their website and Facebook page.
Read this sweet article! In Melbourne, Australia the city assigned email addresses to their trees so people could report problems. But instead, tree enthusiasts wrote love letters to their favorite trees. Thousands of them. And the trees wrote back!
In this instance email is probably a better medium for communication than paper, unless one uses recycled paper. I mean, would you try to woo a cow by taking it out for a steak?