She didn’t ring the bell.
She just opened the screen door, pushed the kids inside my porch, and yelled, “I have appointments today. Watch them.”
Before I could even unlock the main door, she was sprinting back to her car.
She sped off, leaving my grandchildren standing on the welcome mat with their backpacks.
I opened the door and brought them inside.
We actually had a wonderful morning.
I made pancakes.
We built a fort in the living room and I read them stories.
But my mind was working.
Sarah thought she could still force me into the role of the obedient, free babysitter.
She thought the old rules still applied.
At 400 p.m., the SUV pulled back into the driveway.
Sarah strolled up to the door, a fresh blowout in her hair and a shopping bag over her shoulder.
Her appointments had clearly been a spa day.
I stepped out onto the porch, closing the door behind me so the kids wouldn’t hear.
I handed her a folded piece of paper.
“What is this?” she frowned, unfolding it.

“An invoice,” I answered. “7 hours of emergency child care at $25 an hour, plus $15 for lunch and snacks. Total is $190, payable immediately.”
Sarah burst out laughing.
“You’re joking. You’re billing me for watching your own grandchildren.”
“You dropped them off without asking. My time is not free anymore. If you do not pay this by tomorrow, the next time you leave them on my porch and drive away, I will call child protective services for abandonment.”
The smile vanished from her face.
She stared at me, realizing I was absolutely serious.
She grabbed the kids, shoved them toward the car, and drove away without another word.
That evening, David called me from a new number.