Project Brazen 2, a months-long investigation triggered by reports of a video allegedly showing Toronto Mayor Rob Ford smoking crack, included surveillance on land, from the air, and interviews with a series of former Ford staffers, police say.

Details about the investigation are contained in a nearly 500-page police document related to a legal case against Ford’s friend and occasional driver Alexander Lisi, who is also known as Sandro. The document was filed by police in an effort to obtain a search warrant that resulted in Lisi's arrest earlier this month on drug charges. It contains a number of allegations that have not been proven in court.

The following is a timeline of Project Brazen 2 based primarily on the contents of that police document: