I don’t necessarily agree to the parent comment, but I believe the point is that it eliminates need to attach, remove, and keep the fuel door by use of a tempor

I don’t necessarily agree to the parent comment, but I believe the point is that it eliminates need to attach, remove, and keep the fuel door by use of a temporary fixture during painting. All doors and bumpers on a car is attached to the body during the paint process, then the whole thing is painted, disassembled, and re-mated later to the same chassis, for better color matching.