Free market advocates long ago figured out that the monied classes of bankers and Wall Street operatives were exploiting the "little people" to prop up the fortunes of what is now the billionaire class. The scam is alive and well today.
The post office can't seem to balance its books. So like all monopolists, the postal service plans to "improve" things by increasing prices and making its service even worse.
The rule of the many by the few we call tyranny; the rule of the few by the many is tyranny also..."You shall do as we will, and not as you will," is in either case the declaration.