Pro/Collaborate is a free service to companies with active support contracts (and their invited partners) that are using Pro/Engineer and Pro/Desktop for product development.
Once registered, users can access online workspaces where they share designs with engineers, nonengineers, contractors, suppliers, and other stakeholders. Register at: www.ptc.com/community/tools/procollaborate/index.htm
PTC, 140 Kendrick St., Needham, MA 02494, (781) 370-5000, ptc.com