Socialism

The USPS is embracing free to promote its business.

"The agency is now offering free online tracking for priority mail shipments, free insurance and date-specific delivery so customers know whether a package will arrive in one, two or three days.
Postal officials said Wednesday they expect the changes to generate more than $500 million in new annual revenue. The changes — including redesigned boxes and envelopes — are effective immediately."

Apparently there were no incentives for them to do this before.