Visit www.collective2.com

"We monitor over 1,200 trading systems, newsletters, and stock pickers. We track the outcome of every trade recommended by every system. Our software uses real-time prices to determine how you would fare in real life, if you actually followed the trading advice."

You can also subscribe to receive trading alerts for systems you want to follow, and you can automate your trading if you purchase the right software and "plug in" the proper trading system subscription. Some of this info. is free, much of it is subscription based.