WhatDifferences of new and old postal system?

The old postal system primarily relied on physical mail delivery via postal workers and physical post offices, often leading to slower delivery times and limited tracking capabilities. In contrast, modern postal systems incorporate advanced technology, such as automated sorting machines, online tracking, and digital communication options, which enhance efficiency and speed. Additionally, the rise of e-commerce has transformed postal services, emphasizing package delivery and same-day services. Overall, the newer systems focus on speed, convenience, and integration with digital platforms.