You really hit the nail with those simple percentage, its clear as day to me now. So it seems to me that Groupon really makes sense for businesses with fixed &

You really hit the nail with those simple percentage, its clear as day to me now. So it seems to me that Groupon really makes sense for businesses with fixed & low variable costs, thick enough margins to come out ahead and either repeat business or extra spenders. I think the advertising comparison makes sense here.