Online store with following features :
user registration with payment subscription.
payment gateway integration with leading banks in India and credit cards
notifications services (sms, email) on registration, password reset, product purchase, payments, delivery,reward points gain etc.
helpdesk via email or phone
reward points and loyalty features
delivery modules like delivery tracking, updates etc.
product categorization and sub-categorization, product search and filter based on attributes etc.
products labeling like some products can be viewed only by logged-in users and some by external users etc.
Other common features of an e-commerce applications.
SEO friendly and is scalable i.e. can handle load of data and traffic.
Also looking out for outsourcing of the AMC of the same to the developing company itself so bifurcate the development cost and AMC separately