If you want to send your sell transaction for each outlet to the customer as the receipt of the sales transaction, you are right to use this to help you to hide the head office if that is necessary for your business. In this feature, you can send a receipt according to each outlet. so that the bill can be seen only and is not easily lost, you may check an explanation below :
Step 1. Go to Outlets
Step 2. Choose Any Outlet
For example Outlet1.
Step 3. Go to Advance, Input Email Reply To, then Click Save
Fill email reply to with outlet's email.
You might like to read these related articles below :
If you wonder how to make a sales transaction, you can follow the steps in this article : How To Make Selling Transactions
You can set a quick key behavior when adding a new item to the cart, you can read the article here : Quick Key With New Row Behaviour
If you want to send your sell transaction for each outlet to the customer as the receipt of the sales transaction, you may check this article : Reply to E-Invoice to Each Outlet