Anyway, gluttony and greed have undoubtedly been the easiest ones to start with, followed by alcohol (while not one of the original seven it seems close enough). The launch today of the iPhone 5 will probably cover lust, envy, greed again, and several others. And we're going to Las Vegas in a few days, where I can really teach by example.
Sin #1: Greed.
Sin #2: Gluttony.
Sin #3: Republicanism.
Sin #4: American beer.
Sin #5: Abstinence.
Sin #6: Tourism.
Sin #7: Ikea.