Strong consideration should be given to using the portfolio tracking tools at Marketocracy.com. The links below will take you to the three portfolios I implement on Marketocracy, just to give you an idea of whether the service is suitable for this group.
2020
http://tinyurl.com/9b35z
2040
http://tinyurl.com/baolc
4040
http://tinyurl.com/anmmy