If you have one service that you use more than others for your shipments, then it's useful to set this as your default.This will make the shipping service dropdown option always default to this during the create shipment process.1. First navigate to your Royal Mail settings page.2. Then, at the top of the Domestic services list, you will see a drop-down titled Default domestic service. Just click the drop-down and choose your preferred default domestic service for Royal Mail shipments.Default domestic serviceThen just scroll further down the page till you reach the international section, and here you can set a default international service as well.Default international service3. Finally, just click the Update settings button at the bottom of the page to save your changes.