Geminate comes with a feature to introduce push notification to specific group of people based on certain circumstances like some event, specific date aka birth date, festival or anniversary. It helps to remind group of people to do some regular activity at specific time like prayer in morning, afternoon or evening. It facilitate if member of group is offline then it will send an email instead of push notification so user will not skip that reminder. so it helps to keep upto date all member of group who intended to be notified.