This document describes a customized CRM mobile application for the retail industry. It discusses developing an Android application to allow users to post complaints about consumer products and services. The application would allow users to register, login, and post complaints with images, videos or documents as proof. The complaints would be sent to the consumer department to update the status. The application includes features like chatbots, document sharing, status checking, SMS sending and call recording. It discusses the architecture and modules of the application, including user and admin modules. The goal is to provide a more sophisticated platform for complaints than existing web-based systems and reduce communication costs.