Cramer: How to use a Grexit to your advantage By: CNBC.com News June 15, 2015 at 18:09 PM EDT Jim Cramer gives a lesson on how the heck Greece is related to Rite Aid, and how to make the most in your portfolio. Read More >> Related Stocks: CVS Health Corp Rite Aid Corp Sentinelone Inc Cl A Walgreens Boots Alliance