Amazon just revealed an update to its plan to promise massive profits to anyone who wants to start a delivery company

• Amazon announced on Wednesday that it would acquire 20,000 new Mercedes-Benz Sprinter vans for use in its new delivery program.• The program, announced earlier this year, is designed to lessen the company's reliance on delivery mainstays like FedEx, UPS, and the US Postal Service.• The 20,000 new vans …