My neighbor, Karen, has a daughter the same age as mine. She asked me to take her daughter, Emily, to school “just this once” because of an early meeting. No problem, I thought. But “just this once” quickly turned into almost daily requests. I became her unpaid chauffeur: no offer to cover gas, no offer to return the favor.

Then, last week, I was running late and asked Karen if she could take my daughter, Sophie, just this once. Her response? “Oh, um… I would, but I don’t have enough room in my car.” Keep in mind, she drives an SUV.

I was furious. It was a blatant lie, and she didn’t even try to hide it. So I decided to teach her a lesson. The next morning, just as I expected, she texted me: “Can you take Emily to school today? I have an early meeting. Thanks!”

Perfect. I replied, “Sure, Karen. No problem!”Read More Below