Following the pay-with-a-tweet trend, flight tickets have become shoppable through social media platforms. KLM has announced a service that lets passengers request a new ticket via Facebook and Twitter.

Facebook group Wavey Garms is a place for ‘cool’ people to sell their second-hand designer clothing – but not everyone gets accepted. With over 1,000 membership requests every week, what’s drawing the numbers?

A survey has found that many people don't 'trust' retailers on social media, preferring to keep those channels for friends. And almost two thirds (61%) would rather keep their online social lives separate from their shopping activity.

Brands want people to interact with their products and services - because interaction can take on value as an alternative to traditional currencies - and they're constantly searching for the best exchange rate. But what's in it for consumers?