$ ~, F" I, x& H* H L+ H2 z ! ~2 k' C# Y+ c" m3 G+ h& {Thank you for your reply . I know there are some people like me meeting the same question. Now I need to know which number the City of Edmonton using for the property assessment. If one day I sell my house, I will write the MODEL SIZE(because I paid this money to the builder), but the city uses the net area (not includeing the stairwells). The buyer could say that I am a liar???