This document discusses technology in modern communication. It covers various topics such as electronic communication, electronic commerce, electronic data interchange, and how to plan websites and create accessible emails and documents. Some key points include that electronic communication refers to transferring writing, signals, or data electronically, and examples provided are email, social media, and text messages. Electronic commerce involves buying and selling goods or transmitting funds over the internet, and can be business to business, business to customer, or customer to customer. Electronic data interchange provides standards for exchanging data electronically and has benefits like faster processing, improved accuracy, and reduced costs.