1.   It depends on whether a shopper wants merchandise discounts or other goodies.

2.   Promotions are also being considered for other consumer products, and there are ambitious plans for a club that would regularly offer members merchandise discounts.

3.   To sweeten the deal, Six Flags comps its employees free admission and guest passes, along with merchandise discounts.

4.   With a Star Trek Mastercard, you get a membership in the Star Trek fan club, merchandise discounts and more.