MySpace for millionaires? Facebook for the fortunate few? Ever since social networks have existed, brands have attempted to build small communities - on and offline - of wealthy elites, and most have failed. Why?

The ‘sharing economy’ has taken the travel industry by storm. Now, ‘collaborative consumption’ is going luxe. But what does this shift mean for luxury travel? Will exclusive clubs and networks formerly accessible only to the super-wealthy become the new norm?

HNWIs can take their pick of the finest luxury brands, defined by having a net worth of at least $2 million. There are 13.7 million of these consumers globally, but with so much to spend, how do they choose where to splash the cash first? And as their ranks grow, how will luxury shopping change?

Over 90% of luxury purchases still take place in-store, yet HNWI often spend over 48 hours a week online. Can Crest & Co., which brings ‘the best of the best’ in luxury goods online, get super-rich customers and exclusive brands alike to re-evaluate how luxury goods are sold?