Disclosure: This post is brought to you by the Personal Finance Insider team. Don’t think so? As long as you can find ways to add value to the exchange, investing in commercial real estate can be one of the largest income generators you’ll find. That situation presents more risk. I just graduated from Clemson University and I am getting my real estate license online right now. Get it wrong, though, and you could be locked in at sub-par returns long after the market has recovered.