Ship-To Freight changes the Freight Terms when changing Ship To by clicking Other.
In the picture, Other is clicked in Ship To and shows Live List, preset in Dialog Prefs. Double-clicking Ed in Live List dialog selects him as Ship To and sets Freight Terms.
Live List includes Filters to handle 100's of Ship To's. Clicking Edit in Live List dialog goes to the full Contact card to access History tab with presets such as Freight Terms.