About: http://webisa.webdatacommons.org/241781853

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Foursquare and other startups have experimented with running incentivized ads, like ways for users to get free or discounted items at stores if they check in often enough.
http://www.w3.org/ns/prov#wasQuotedFrom	adweek.com