1) How much money do you have to invest?
2) What is your age?
3) What is your risk tolerance?
4) What is your employment situation
5) What are your financial goals?
All of these need to be answered to figure out what investment vehicles are best for you.
Do some research on differing types of investments, go to Cnnmoney.com, go to www.fool.com, go to www.greedreviews.com . Do some research.