When starting legal research it can be helpful to review relevant systems. The Department of Justice provides a concise overview of Canada's judicial system. Understanding the court system is also essential for case law research and is summarized by the Department of Justice overview of Canada's Court Systems and the Canadian Judicial Council overview of the Division of Powers. As courts have changed names over time, this chart of court names by jurisdiction can be useful when researching historic cases.
Three go to databases for finding case law are:
Case digests provide summaries of cases as well as classifications, which make it easy to gain an overview of the case and find related cases.