Rs have wanted to privatize the post office for a long time. Since now they might actually do it, here’s some background.
USPS has been and can be profitable - allowing it to do small banking like nearly every other normal country would be a start. https://ips-dc.org/how-congress-manufactured-a-postal-crisis-and-how-to-fix-it/

Advocates of privatizing criticize the USPS either way. The line now is that it should be private bc it’s not profitable. But a main reason for the above attacks was that USPS was *too* profitable, and many Rs objected to that profit going to govt instead of the private sector

For a short jaunt through USPS history, this piece is good. https://theweek.com/articles/787585/miracle-united-states-postal-service

And for a first-person perspective, see this great thread. https://twitter.com/dingusjmcgee/status/1248741868440940544?s=21 https://twitter.com/dingusjmcgee/status/1248741868440940544