Allow user to add order Note/Comment while place the order
Request product quotation, Easy to add product to get quotation reuqst and get quotation automatical, Choose variant to get variant wise quotation
Update your website to maintenance mode when website is not working or have problem in database.
Display Payment Receipt and print payment Receipt on User Portal Account
App(module) provide the funcitonality of upload and download the documents for products.
Website product FAQ (frequently asked question) apps allow you to add common question as well as product specific question.