The document discusses using web 2.0 tools for collaboration in the cloud. It defines collaboration 2.0 as adding distributed computing and collaboration platforms that allow for distance and asynchronicity. Benefits include social networks functioning as professional networks and blending synchronous and asynchronous work. Various categories of tools are covered, including social calendars, networking sites, bookmarking, desktops, wikis and documents. Examples like Google Docs, Dropbox and PBWorks are provided. The document advocates using these tools for projects, communication, organizing information and backups.