Let me tell you know that 95 percent off all Americans do not know how to invest in the stock market so go out there and do your own research.
Start reading the top nespapers suck as the New York Times, Wall street Journal, Chicago Tribune, In the business section of these great newspapers you will find great advice about companies that you can invest in.
Once you find information about the companies you can invest in, shoot over to yahoo!finance. look at all the companies financials, and determine were they are headed.
Get some books such as Jim Cramer watch CNBC.