Yes, your managers can create RMA requests like return/exchange opportunities for customers if needed. This can be done on the RMA tab found on the order view page.
Yes, there is such a possibility. This way you can give a client an opportunity to prove that your product is faulty if they claim so.
Payable product return can be achieved with some customizations. Please, contact us if you need this option.
You can find the link to the Shipping Label in any RMA Request. The module generates internal shipping labels regardless the shipping method chosen by a customer.
Yes, sure, since it is the main purpose of this RMA extension.
In Sales > RMA > Statuses you are free to edit the existing statuses and create new ones. You can assign an email template to each status and add labels per store view.
Yes, templates for each RMA status change can be created and customized through RMA email settings in System > Transactional Emails. There are also ready-to-use templates for you.