Greece-Proof Your Portfolio: 4 Things You Should Know By: CNBC.com News June 12, 2012 at 10:08 AM EDT "The markets have digested an awful lot of the negative implications of the crisis. There's room for positive surprises here," says one investment pro. Read More >> Related Stocks: Alcoa Citigroup Emrg Mkts Ishares MSCI ETF Ford Motor Valero Energy