Not sure why imminent danger is required for them to respond to a call. With imminent danger the police can enter without any request or warrant. Why wouldn't they come to remove a trespasser or someone damaging property?
https://www.thedp.com/article/2024/05/philadelphia-police-declines-disband-encampment-after-penn-requests-helpPenn asked the Philadelphia Police Department for immediate help to disband the Gaza Solidarity Encampment, a source familiar told The Daily Pennsylvanian.
However, PPD declined, asking that the University provide proof that the encampment — and the rally today, which is entering its fourth hour — presents an imminent danger. News of the request for help came as Penn Public Safety issued its fourth UPenn Alert — the first alerts since the encampment started eight days ago.