This document discusses video sharing websites and their uses. It begins by defining video sharing websites as places where users can upload and share videos with others. It then explores various uses of video sharing, including for education (e.g. Khan Academy), entertainment, and providing information. The document also discusses how video sharing can help businesses by allowing them to share promotional videos, spread messages, promote events, and introduce themselves to potential customers. Finally, it examines specific video sharing platforms like YouTube, Vimeo, and DailyMotion and provides pros and cons of each one.