Literotica
I'm seconding this but also try to fit the store greeter somewhere in the story. Make him a lighthearted old pervert, but not too over the top.

"Oh Batman!", Catwoman moaned, as he thrust his Bat-a-rang into her yearning vagina. "You have conquered this pussy yet again."

Won't someone please help this blind old man?

Joe Adcock. Family man.

