Why Martha Saved Five Hundred Paper Receipts From Her Weekly Grocery Trips

“Sometimes the plastic top registers twice if you hold it too close to the glass.”

“It says two cartons on the screen,” I said.

“Don’t you worry, I’ll clear the extra one,” she said, but her hand stayed on the side of the metal register, her fingers tapping against the plastic casing.

She looked toward the front office, her eyes darting to the closed continue reading …