Prior
- Why does a priority mail item come back/return to sender?
- How do I note the address on a priority letter?
- Where do I put the address on a priority letter?
- Where do I put a return address on a priority letter?
- What formats are allowed for a priority letter?
- What is the maximum weight for a priority letter? Standard vs non-standard mail format
- Are prior and non-prior letters allowed in the same mailbag?
- Is a handwritten address allowed on a priority mail item?