Google apps and e-portfoilos
http://googledocs.blogspot.com/2009/09/electronic-portfolios-with-google-apps.html
Dr. Helen Barrett Google apps and other apps
http://electronicportfolios.com/google/index.html
Creating and e-portfolio using Google site
http://sites.google.com/site/eportfolios/How-To-Create-ePortfolios-with-GoogleApps