When a snap election was called in August, Canadians had a little over a month to prepare for a federal election and digest the platforms put forward by the political parties vying for their votes.

Each party focused on what they thought would get them the most seats in the House. The New Democrats talked about affordability writ large, the Conservatives prioritized financial well-being, the Bloc put Quebec’s interests first, the Greens focused on environmental sustainability and the Liberals promised a suite of measures to help stop COVID in its tracks.

Months of intense planning goes into every election campaign. So how are these platforms conceived and developed in the first place? Who decides what makes the final cut? And what happens when something goes wrong?