The Following Information is an exert from The City of Cambridge website:

I’d like to give feedback on a city service
Submit customer service feedback or general complaint regarding a municipal service. Please provide your comments and relevant specific details (e.g., date, time, location, service details, etc.). Please note, it may take up to five business days for the City of Cambridge to respond to your feedback.

I’d like to give feedback on a city employee
Submit a staff complaint or compliment regarding a municipal employee. Please provide your comments and relevant specific details (e.g., date, time, location, service details, etc.). Please note, it may take up to five business days for the City of Cambridge to respond to your feedback.