Oh, and this just made me laugh out loud.

Please follow these important steps to make a contribution to reduce the debt. Make check payable to the "Bureau of the Public Debt" In the memo section of the check, make sure you write "Gift to reduce the Debt Held by the Public " Mail check to - ATTN DEPT G BUREAU OF THE PUBLIC DEBT P O BOX 2188 PARKERSBURG, WV 26106-2188

As my friend Steve would say, "Riiiiiight".