Foursquare
Foursquare is a location based social networking website, where users can check into locations via their smartphones. Foursquare allows businesses to create a page or create a new/claim an existing venue. A good marketing strategy for businesses to increase footfall or retain loyal customers includes offering incentives such as discounts or free food/beverages for people checking into their location or special privileges for the mayor of that location.
Read more about this topic: Social Media Marketing, Tactics