Each caller's sighting - a trash-strewn vacant lot, an abandoned sofa at curbside - is immediately entered on an official "waste spotter report," which is dispatched to the appropriate district leader.
"It's a battle we're constantly fighting," he said yesterday as he walked through the trash-strewn lot.
"It's just an eyesore and a mess," said Jacqueline Battle, whose rear property almost touches the trash-strewn lot of the Prospect Avenue building.
A third work depicts a trash-strewn lot with magical meticulousness.
About 10 years ago, he watched a neighbor, Perry Smith, turn another trash-strewn lot into a vegetable garden full of collards, corn, tomatoes, beans and okra.
That corner is home to a trash-strewn lot, surrounded by thin wooden walls covered in fraying posters and locked behind a gate.
It replaced a trash-strewn empty lot frequented by homeless people, muggers, crack dealers and prostitutes and with sculptures, bougainvillea, oleander and flax.
They ran across the trash-strewn lot and took up battle positions, backs against a concrete wall, sun in their eyes.
Stepping through a trash-strewn vacant lot, he is heard saying, "I'm going to go to college, get a - get a master degree - get three master's degrees."
A few doors down the street, in a trash-strewn lot, a Ford Ranger pickup, a Mercedes, a Honda Accord and a Saab lay in various stages of decomposition.