Darrell Harmon for Pioneer Press
When homeowners are away, Frank Orsi checks and replaces their home's furnace filters.
Several years ago, the critter got into a house in Morton Grove, near Rich Pellicano's home, while the homeowners were out of town and used it as a playground. The squirrel ruined furniture, broke dishes and other fragile items, and ripped curtains.
Read the rest of the story on Pioneer Local's Web site.