Check-ins didn't bring any new customers into a business, so foursquare couldn't make any money on that feature. I personally loved the check-in feature. With

Check-ins didn't bring any new customers into a business, so foursquare couldn't make any money on that feature. I personally loved the check-in feature. With hundreds of millions in VC $, foursquare had to find another way to make money. They're on the way to building a really nice business with their reviews and ad-tech business. I hope they didn't raise too much money before figuring it out.