http://tags.library.upenn.edu/tag/Web2.0+tools PennTags Feed http://tags.library.upenn.edu/makerecord/url/2755 http://tags.library.upenn.edu/makerecord/url/2755 "Basecamp is a unique project collaboration tool. Projects don't fail from a lack of charts, graphs, or reports, they fail from a lack of communication and collaboration. Basecamp makes it simple to communicate and collaborate on projects." includes messaging, file sharing, task assignment, and more...web-based collaboration