Change the calendar system for the USA to a 13 month system. 28 days a month, 13 months, 1 floating day a year.

Changing the calendar system to a 13 month standard. 28 days in each month, beginning on the Sunday, the 1st and ending on Saturday the 28th. There will be a Friday the 13th each month, with a floating day each year. Doing away with the Gregorian Calendar system.