On https://app.shiphero.com/3pl you can change some settings
Shiphero support chat
Allows your customers to use Intercomm to chat with ShipHero. Defaults on.
Use Customer’s Shipping Accounts
Use your customer’s carrier account rather than your master account. Defaults off.
Hide Customer’s Orders From App
If you have a customer whose orders you temporarily don’t want to ship, such as if there is a billing issue with them, but you don’t want to remove permanently. Defaults off.