<i>I do NOT want to invest in the stock market, or invest in anything long term like bonds or property. I want to somehow use the money to make more money quickly (within a 2 year time span).</i><p>If you’re looking for investment tips, I recommend the book <i>A Random Walk Down Wall Street</i>.<p>If you’re looking at the broader question “what should I do with all this free cash flow”, hiring someone else (as many others have suggested) isn’t a bad idea, as long as you think that the time freed up by delegating work to someone else will free <i>you</i> up to work on your next money-making project.