List mail

Here is a list of common types of mail:

1. Letters: Personal correspondence, bills, and other written communications.
2. Packages: Boxes, envelopes, and other containers carrying goods or merchandise.
3. Postcards: Small, thin cards with a message and a picture, often used for short, casual messages.
4. Parcels: Larger packages, often requiring a signature upon delivery.
5. Flat Rate Mail: Pre-paid envelopes or boxes with a fixed price, regardless of weight or size.
6. Priority Mail: Expedited mail service with faster delivery times and tracking.
7. Certified Mail: Mail that requires a signature upon delivery, with proof of delivery.
8. Return Receipt Mail: Mail that requires a signature upon delivery, with a return receipt sent to the sender.
9. Registered Mail: Mail that requires a signature upon delivery, with proof of delivery and insurance.
10. Express Mail: Fast and trackable mail service, often used for urgent or time-sensitive deliveries.
11. Media Mail: Low-cost mail service for sending books, CDs, DVDs, and other media.
12. First-Class Mail: Standard mail service for sending letters, postcards, and lightweight packages.
13. International Mail: Mail sent to or from another country, often subject to customs and duty fees.
14. Priority International Mail: Expedited international mail service with faster delivery times and tracking.
15. Special Delivery: Mail that requires a signature upon delivery, often used for valuable or sensitive items.

This is not an exhaustive list, and mail services may vary depending on the country or region.