Understanding How Stamps Work with Mail Rates: A Complete Guide
Discover how stamps work with mail rates in our comprehensive article! Learn the role of stamps in postage, from First-Class to International, and how to choose the right one based on weight, size, and destination. Master the steps for calculating postage and avoid common mistakes to ensure timely delivery. By understanding these essentials, you'll navigate the mailing process with ease and efficiency, optimizing your shipping experience.