Shortnotice is a mobile platform that allows users to easily make plans with friends and take advantage of local deals. Users can post their plans and receive notifications from friends who are available. The platform also allows users to form and post to personalized groups. Shortnotice aims to create more active and close-knit communities by empowering local businesses to reach their loyal customers through real-time messaging and location services. The app's mission is to facilitate face-to-face interactions and help users make memories with the people they care about.