The document discusses collaboration sites and their use for communication and collaboration among students. It lists several benefits of students using digital environments and media to interact, collaborate, publish, and communicate with peers to support learning. Examples of collaboration sites mentioned include Google Docs, ThinkFree, and Zoho Office, along with pros and cons of the first two. The document suggests collaboration sites can be used for students to plan group projects remotely and share files from home to complete at school and vice versa.