The U.S. Congress might not be the place you want to look for guidance on anything financial-related. After all, the national debt is over $36.7 trillion and growing, and every penny of the money spent by the federal government had to be approved by Congress. On the other hand, quite a few individual congressional representatives and senators have made some excellent stock picks through the years. Following their trades has become a pastime for some investors looking for stocks to buy. It doesn't make sense ...