Close to two years ago now, Fortis (the financial services company) and Ernst & Young joined forces to create a high-quality professional social network.

Christiania Vodka is betting on its tag line to create an experience that is primarily social (maybe too much so) with a controlled-access network designed for nightlife fanatics and party lovers.

Ideeli is an online luxury shopping community with a twist: time. Members can access authentic luxury / premium items at a lower price thanks to a “sale alert” system that invites them to buy at specific times – “early bird gets the worm”.

Combined with a massive ad campaign launched a few months ago now, the site allows Amex to support its customer acquisition by providing an added-value to the travel assistance services that has fueled the company’s reputation in this category.

Shine is primarily about editorial content but with a twist: Yahoo! managed to bring together some of the best editors and writers in the industry.

With its pre-certified luxury auction platform, Portero undertakes the daunting task of putting an end to the “Luxury brands / Ebay dilemma”

Daily Candy has been around for a while but we thought it was still worth pointing out. The daily newsletter has distinguished itself for its ability to provide its readers with high-quality content.