[oicu812]

This is not true, but a common debunked claim from the postal union. The postal service gets $18 billion per year in tax benefits including exemption from property taxes and vehicle registrations as well as below-market borrowing costs.

http://fortune.com/2015/03/27/us-postal-service/

http://www.politifact.com/georgia/statements/2013/jul/24/ame...