Dora Burch files her 2019 income tax return on March 2, 2020. She receives a nil assessment on June 3, 2020. However, on December 28, 2020, she receives a reassessment indicating that she owes a substantial amount of additional tax. She would like to object to this reassessment. Required: Indicate what additional information should be obtained during your next meeting with Dora Burch and what steps should be taken if you decide to accept her as a client.