Sure. Cabinet and its committees are a fairly easy-to-identify zone. There is cabinet and there are committees, which include Treasury Board, and you can know what the agendas, the papers and the deliberations of those cabinet processes are.
Political staff in ministers' offices take part in the whole upstream process of sorting out options and advice. They meet with each other. They meet with public servants. There are plenty of interactions in the process of what they are going to do about this issue or how they are going to respond to that report.
Public servants are involved in the conversations and the advice function and there are political staffers, but the regime only really brings out the part that is public servant to public servant.