1 in 20 people that click on a mobile app engagement ad purchase an event and YPlan has seen a 20% increase in paid bookings through mobile app engagement ads. Thanks to mobile app ads, YPlan has seen a 215% return on investment for engagement ads.
The YPlan team works with many event planners, so it suggests different events to specific audience segments. For instance, if a Beyonce concert is coming up, YPlan targets her fans with its advertising, getting improved cost-per-click results."
Source: Facebook's Developer Showcase, retrieved 7th October 2014