The document discusses various digital communication methods, their abbreviations or acronyms, and their common uses. E-mail, discussion boards, instant messaging, podcasting, SMS, blogs, the iPhone, webOS phones, and BlackBerry smartphones are all outlined with a focus on how they enable communication through features like messaging, posting questions, sharing files and ideas, and connecting with others online or through mobile networks in real-time.

1. E-Mail-short for electronic mail, sent over communications networks Email is used everyday for communication, because it is free and fast.