Step 1: Location, Location, Location! Pick a place: here's a few suggestions in Montreal for an outdoor wedding; La Toundra, Chateau Vaudreuil, and Chateau Ramezay. Step 2: Rain or Shine. Make sure you check the weather and have a back up plan in place. Step 3: Permits, Licenses...etc Check to make sure you are allowed to have a wedding at the location and if it requires any permits or licenses to be safe. Step 4: Tell the Guests. Make sure you let the guests know in advance