What is a postal source?

Postal Sources are professionals or entities responsible for handling, processing, and distributing mail and packages through postal systems. They play a crucial role in ensuring that correspondence and parcels are collected, sorted, and delivered efficiently and securely. Postal Sources may work for national postal services, private courier companies, or other organizations involved in mail logistics. Their duties can include managing mail flow, ensuring compliance with postal regulations, and providing customer service related to mail delivery.