They are idiots


https://www.ups.com/content/us/en/resources/ship/packaging/guidelines/firearms.html


Special Procedures for Shipping Firearms
UPS accepts packages containing firearms (as defined by Title 18, Chapter 44, and Title 26, Chapter 53 of the United States Code) for transportation only (a) between licensed importers, licensed manufacturers, licensed dealers, and licensed collectors (as defined in Title 18, Chapter 44 of the United States Code), and government agencies and (b) where not otherwise prohibited by federal, state or local law (i) from an individual to a licensed importer, licensed manufacturer, licensed dealer, or licensed collector; and (ii) from a licensed importer, licensed manufacturer, licensed dealer, or licensed collector to an individual.

"Dear Lord, save me from Your followers"