http://www.dmnews.com/lack-of-legislative-reform-costs-usps-31-billion-so-far-this-year/article/292908/ 
Lack of Legislative Reform Costs USPS $3.1 Billion So Far This Year
Lack of Legislative Reform Costs USPS $3.1 Billion So Far This Year
In April, the USPS delayed its implementation of five-day delivery  schedule until legislation is passed that provides the USPS with the  authority to implement a financially appropriate and responsible  delivery schedule. According to Post Master General and CEO  Patrick Donahoe, if legislation doesn’t pass, the postal service will  have to do something to get revenue in the organization.