How the USPS Can Save Shippers Some Cabbage

“The most important thing you can do to control costs is to figure out where each of your packages is going and how much it costs — the daily numbers,” she said. “That way, you’ll be able to take advantage of what the USPS has to offer. You’ll also be able to get a handle on how costs are trending, and understand how to fix sudden spikes in costs when they happen.”