Corporate companies are often a maze of hierarchies and interdependencies. Each one has a different decision making and approval structure.
When multiple users from the customer's end are using the system to send print requests, it is very important for you to follow corporate brand guidelines with respect to the position of the logo, the layout, the pattern and all the other customized details of the products. Simultaneously, you also have to allow users to edit some portions of the artwork.
The system gives you the facility to Restrict or Allow a particular portion of the file you have uploaded based on your agreement with the client.