Secrecy - dispute within the cabinet makes the government look weak so what happens in cabinet stays in cabinet to give the appearance of unity
Binding decisions - what cabinet agrees to is what happens unless they all decide to debate and do otherwise
Confidence vote - Cabinet can collectively say they have no confidence in the PM - shows that collective responsibility is not working and confidence works both ways
Iain Duncan Smith, former Secretary of State for Work and Pensions resigned in 2016 over government disability cuts in economic and political interest rather than national
In 2018, Boris Johnson, David Davies, and Steve Baker were part of a string of resignations showing a lack of confidence in Theresa May's leadership and her ability to manage Brexit
Nigel Lawson, Chancellor under Thatcher's premiership, resigned over the poll tax and exchange rate in 1989
Robin Cook resigned in protest of Iraq invasion in 1990 - he was President of the Council and Leader of the House of Commons
Ministers are responsible for their own conduct and may be suspended or forced to resign if they are found to have acted in a way that is contrary to the ministerial code of conduct or committed an act that dishonours the House
Priti Patel - personal misconduct when she held meetings with Israelis in 2017 while claiming to be on holiday
She resigned after a 6 minute meeting with May - she did the right thing by maintaining relations but it should be done through the official channels
Amber Rudd inadvertently misled the Commons over Windrush targets (removing illegal migrants from Britain)
She resigned immediately after the leak
Stephen Byers -professional misconduct
His secretary told him that it was a very good day to get out anything they wanted to bury after 9/11
He did not resign immediately but he did after an inquiry into his actions
Some MPs didn't resign after Partygate despite receiving fines
Collective responsibility is not observed during free votes
Leaking information is not a sackable offence - Sunak leaks over the Budget under Johnson