Based on the website from the VPD,
"COMPLIMENTS AND COMPLAINTS
The men and women of the Vancouver Police Department are committed and dedicated to protecting and serving the citizens of Vancouver. They are committed to making Vancouver a safer city by providing service to its citizens through integrity, professionalism, accountability and respect (IPAR) and are often recognized for their outstanding achievements."
"Complaints
Anyone who has concerns about the actions or conduct of a VPD police officer, the service provided by VPD, or the policies guiding VPD officers, may file a complaint. The Provincial Office of the Police Complaint Commissioner (OPCC) explains the complaint process in the following brochure:"
Take a good review regarding what can be a complaint, there is also PDF document regarding the procedure as well.
https://vancouver.ca/police/organiza...omplaints.html