DTLA Nation created a way for businesses and residents in downtown Los Angeles to connect with each other in a mutually beneficial way. Using NationBuilder, the service built a system in which restaurants and bars found patrons on slower weekday nights and locals got special discounts and deals. The results: 

metrics

• 7,468 
• Residents in about a year

• 22%
• Of the downtown population participating

• 2x
• Interaction rate for texts vs. emails