Anyone can pick a winner in the kind of bull run that we have seen between 10-March-2009 to till date. The real test happens in the vicious bear markets like the ones seen between January-2008 to early March-2009.
I have subscription to their service and they had good success rate in the current bull run. If someone is a long term investor, then investing in equity mutual funds can generate better returns when compared with the returns that a relatively inexperienced individual trader can generate with the help of sites like 10paise.