They did something like this at one time. https://en.wikipedia.org/wiki/United_States_Postal_Savings_System https://en.wikipedia.org/wiki/United_States_Postal_

They did something like this at one time. https://en.wikipedia.org/wiki/United_States_Postal_Savings_System https://en.wikipedia.org/wiki/United_States_Postal_Savings_S...