Don't buy until you ask yourself this question, says Cramer By: CNBC.com News July 30, 2013 at 18:02 PM EDT If you're going to put money to work in this stock market, Cramer doesn't want you to make a move before asking yourself this. Read More >> Related Stocks: Agrium, Inc. Celgene Corp DuPont USA Mosaic Co Potash Corporation of Saskatchewan Starbucks Corp