My family finished dinner before I arrived at my son and daughter-in-law’s 10th anniversary. She handed me a $1,720 bill, laughed, “You’re our ATM!” I tore it up and left. Later, the bank called…

I had no intention of participating in their games anymore.

Instead, I sat at my computer and created a detailed spreadsheet.

I listed every expense I had covered for the upstairs apartment over the previous few years—roof repairs, landscaping, the new HVAC system, and everything else they had enjoyed while living there rent-free.