The document discusses content sharing and photo sharing sites. It notes that uploading and sharing content online has grown significantly with social media. Some key reasons for sharing content include promoting business, gaining recognition, and sharing experiences with friends. When sharing content, it is important to keep privacy settings appropriate and think carefully before posting. The document also evaluates several photo sharing sites based on factors like storage space, cost, ease of use, privacy, and ability to share photos on other sites. Popular photo sharing sites mentioned include Google Photos, Photobucket, Flickr, Shutterfly, and 500px.