Money! by Tracy O Creative Commons
Of course, you'll probably have to carve blocks of wood out of previously mentioned leftover lumber to make letter stamps. A pen or pencil might tear through your lint paper, after all.
I'm sure you can make some ink out of those spoiled blueberries in the fridge, you know, the ones with the christmas tree plastic wrap on them. And it only takes about two hours to make a sheet of paper. Fun!
Stay tuned for more money saving tips. Moohoohahahaha!