Gilt is brilliant. So are things like groupon/scoopst. Throw in woot as well. What other areas can this be applied to? The usual factors can include: a) Em

Gilt is brilliant. So are things like groupon/scoopst. Throw in woot as well. What other areas can this be applied to? The usual factors can include: a) Email newsletter delivery b) Scarcity of time c) Discounted price d) Possible exclusivity e) Very very many : 1 (or a few) f) Possible locational constraints involved g) An incentive to invite others.