📧 E-mail: A widely used electronic communication method that allows individuals to exchange messages, files, and information over the internet. It enables people to send and receive written correspondence quickly and efficiently, regardless of geographical distance. E-mail typically involves composing messages using a client application or web-based interface and addressing them to specific recipients using their unique e-mail addresses. It has become an essential tool for personal and professional communication, facilitating efficient and convenient information sharing across various domains.