The Organic Exchange says that long-term commitments from big retailers now mean organic output is growing at a rapid clip.

ECONOMIST: Organic clothing: How green is your wardrobe? | The

When done well, this exchange is organic and will drive sales and brand loyalty.

FORBES: In Defense Of Social Shopping: Driving Sales And Loyalty

Once a gray-ish, functional agricultural exchange, now artesian cheeses share shelf space with organic produce and local arts and crafts.

BBC: Neighbourhood spots in the nation's capital