The rest of the year, they use the weight and Zone-based USPS Priority Mail pricing because they’re more cost-effective for their needs, though they also require more time to prepare the shipment. She uses a combination of weight and Zone-based pricing and Flat Rate pricing.ĭuring times of high sales volume, like the holidays, USPS Priority Mail Flat Rate boxes work the best for her team because they can more easily anticipate shipping costs and the orders at that time are generally larger. At KetoLuxe, for example, owner Samantha Lemley ships their gourmet marshmallows via USPS Priority Mail with Shippo. Which one you use depends on the circumstances. There are four USPS shipping options for USPS Priority Mail: weight and Zone-based pricing, Flat Rate, Regional Rate, and Express.

It promises fast delivery in 1-3 days, and it comes with tracking information for you and your customers. USPS Priority Mail is one of the most popular shipping options. In fact, there are four USPS shipping options for Priority Mail that e-commerce businesses can consider, each with their own pros and cons. If you’re an online seller looking to use USPS Priority Mail to ship your orders, you have a few choices.

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