Self-funded?? There must have been a $10 billion improvement in their finances since just last September.
Speaking at a Senate hearing, John Berry, director of the federal Office of Personnel Management, also said the administration would soon put forward a plan to stabilize the postal service, which faces a deficit of nearly $10 billion this fiscal year and had warned that it could run out of money entirely this winter.Sept 2011 NY Times article
The postal deficit is due to Congress requiring the USPS to prefund employee health benefits for the next 75 years.
They didn't come up with the money!