By mastering the art of push notifications, your app will significantly increase mobile engagement no matter what type of app you have, or how you define engagement. (entrepreneur.com)
While local mobile engagement was found to be greater than engagement in other categories, the increased mobile traffic is not equal for all players. (searchengineland.com)
The statistics and data around mobile engagement point to smartphone in particular as the on the go communication device of choice. (blog.imaginellc.com)