Selro will alert you to when you can combine orders from the same customer. You will see the notification when you go to your order management page.
Orders->All Orders-> Selro will alert you and let you know if there are orders that you can link together, as pictured below.
Selro will bring up multiple orders for the same customer and you can merge them together.
You can uncombine orders once they have been merged by opening the order and selecting 'uncombine'
