Upload photos to the site directly from the mobile application. Like, subscribe to other participants, leave comments. The ability to watch those who like you, as well as the ability to upload works to the application for participants who have not passed moderation.
Для того, чтобы получить кучу лайков на 35 фото, достаточно сфотать (не снять) звездень при более менее приемлемом свете и вуаля...