The manager had an appointment with the company lawyer to discuss the plan to build a new shopping mall in Toronto. When the manager returned to the office, she exclaimed: "It was so boring! The lawyer kept telling me previous court cases about shopping malls. Why do I need to know about old court cases?"

Please explain to the manager 1) why previous court cases are important when a judge have to decide a new case 2) how do judges decide which case(s) to follow. Hint: refer to the concept ofstare decisis.

Your answer should be about half a page.