“That keypad is coming off entirely,” he said, kneeling at the side door with a screwdriver.

“You want the deadbolt keyed outside and a thumb turn inside, or keyed on both sides?”

Keyed outside, thumb turn inside, I told him.

He had the faceplate off in about a minute.

Underneath were wires the color of dental floss and a small speaker that had said the word locked to me every night for three days.

“All of it goes,” he said.

“Codes, history, the pairing.