Based on the user reviews of the USPS Zone app, here are three pros and cons in 15 words or less: Pros: 1. Accurate tracking: Users praised the app's ability to provide real-time tracking information and updates. 2. User-friendly interface: Many users found the app's design to be intuitive and easy to navigate. 3. Convenience: Customers liked the app's ability to allow them to track packages on-the-go. Cons: 1. Limited functionality: Some users felt the app did not offer enough features or functionality beyond tracking. 2. Technical issues: A few users experienced technical problems, such as errors or loading issues, with the app. 3. Lack of customization: Users mentioned that they would like to be able to customize the app, such as adding multiple tracking numbers.