To create a Shipping Method, navigate to your intended Order Type (if you have not yet made one see the relevant help resource) and create a new Shipping Method object under the Associations tab as a Child. When your new object's editor opens up, you'll want to set up the object through two tabs; Shipping Method, and Rules.

Shipping Method

Here's an example shipping method. On your object these fields will be blank. You fill them out like so:

• Name: this is the same as your Object Name, so you can leave this be.
• Maximum Weight: