I Shamed a Zero-Tip Ghost—Then the Knock Went Viral and Turned Dangerous

a powerful heater. I grabbed the lukewarm paper cup, slammed my car door, and marched up the icy walkway to the crumbling brick complex. I didn’t care about the cold. I wanted him to see me. I wanted him to know what his cheap coffee cost me.

I pounded on 4B. Not a knock. A police bang.

“Here!” I yelled when the door creaked open.

I didn’t wait for him continue reading …