Time to choose how many walls would you like to have openings in and if you would like the
building to be on the left or right
10'x12' | 3,1mx3,7m | 1 wall open-left
10'x12' | 3,1mx3,7m | 1 wall open-right
10'x12' | 3,1mx3,7m | 2 walls open-left
10'x12' | 3,1mx3,7m | 2 walls open-right
10'x12' | 3,1mx3,7m | 3 walls open-left
