Context: CREATE TABLE table_name_75 (date_of_vacancy VARCHAR, manner_of_departure VARCHAR, date_of_appointment VARCHAR)
Question: What is the vacancy date for the manager appointed on 2 November 2009 who left due to mutual consent?
Answer: SELECT date_of_vacancy FROM table_name_75 WHERE manner_of_departure = "mutual consent" AND date_of_appointment = "2 november 2009"