This document describes a parking management application called PARK IN. It aims to solve problems with parking congestion, delays, lack of structured parking, and wasted fuel and time by allowing users to book parking slots online at feasible prices. The application will provide navigation to parking zones, subscription plans, and additional services like car washing. It analyzes the existing parking market in India, competitive services, operational plan, expenses, revenue model, and key partners to develop a website and mobile app for booking and managing parking.