Do you ever wonder why some company create a promotion that is targeting to a limited target group? Why don’t they just open to all? In that way they are able to maximize their their sales with 1 advertisement budget.
Selective crowd promotion is a different marketing method that brings the following benefits :-
Remember, nowadays even if your promotion is really fantastic and there is no hype happening around your promotion, no consumer is going to buy into your promotion.

http://www.everyday.com.my/promotion/2009/5/New-Zealand-Natural-I-C-Ice-Cream-Giveaway-of-the-.shtml

http://www.everyday.com.my/promotion/2009/4/2009-Topshop-Topman-Student-Lock-In.shtml
This is a blog dedicated to retail marketing & branding for Malaysia market.