Currently, ShipStation does not support non-integrated methods. Any non-integrated ship method in Pressero will need to have an Integration ID added that maps to a particular service that ShipStation supports, listed on their Excel file, in the format indicated. To set this up:
2) Scroll down to the "Support for API Issues" section.
3) Click the link to download the excel file named "API serviceCode-carrierCode_[date].xlsx
4) Open the file and go to the "ServiceCarrierCodes - US" tab.
5) You will need to locate the API serviceCode and the API carrierCode that you would like to map to your Pressero shipping method.
6) Log into Pressero admin.
7) Go to Preferences > Shipping > Methods > [Shipping Method]. In the Shipping Method Settings section locate the integration ID field.
8) Enter the carrierCode followed by the "|" pipe symbol followed by the serviceCode. It will look like this: