Contributions from visitors like you keep buckdowns.com afloat, and contributors get friends-only swag from the Buck Downs vault.
The main activity is the postcards, which you can read about on the postcards page. Anyone can get on the list, and anyone who wants to support it can underwrite part of the cost of postage. $28.00 pays for a coil of postcard stamps:
and $14.00 pays for half a coil.