Michael, Mary and two children were delayed five hours from Nice in France to Montreal due to a mechanical failure on the plane. They received $3200 tax-free.
Richard and two colleagues were delayed six hours from Rome to Toronto, due to heavy fog in Rome. They are not entitled to compensation because the delay is due to circumstances beyond the airline's control
Susan, Raymond and three children were going home from Spain to Vancouver, but the flight was canceled due to problems with the fuel pump. They received a free night in Spain and came on the next flight. They are entitled to a compensation of $4000.
Karen and Peters flight from Quebec to Amsterdam was overbooked and they were not allowed to embark. Instead, they were sent via Paris and arrived in Amsterdam with a 3 hour delay. They are entitled to a compensation of $800. Their tickets had only cost $400.