Facility to approve or reject new signed-up users. Get option to allow users sign-in only after email verification. It will not display your shop product price to the visitors until they log-in.
This apps allow your customer to manage return of the products & create return RMA order from the website
If you want to display a current status of product stock in your website, So you can do easily by using Stock Information in Shop page module.
Manage the Website Stock reservation for customer, sales person can book the reservation against available stock as well as check the reserved stock on warehouse.