Exchanging greeting card itself 40 years ago

The way followed by brothers Steve and Bill, make greeting cards more value, often receiving greeting cards and do not care to keep it, but Steve and Bill exchanging the card itself 40 years ago.

And return the card to the foundation for their uncle's fiancee she was sending to her cousin, was purchased by the year 1970 by 25 cents, and obtained by the two in 1976.

Send the card 94 times between two parties (including fiancée and cousin), and more recently carried Brothers online image and became current in a new way this time has been, and there are 750 thousand admire them.

What do you think people things intimate relationship and their memories? Do you have a story like this or like them?