 However the report stated that the building did not qualify because of the lack of integrity of the original construction, due to replacement of some original tiles, altered walls, covering up of the building by new retail space set in front of it, removal of original pop-out display windows and "May Co." signage, and demolition of the 1958 canopy and columns, thus all together the alteration of more than 50% of the surface area of the original building exterior.It also did not qualify because it is not the "identifiable work" of a "listed Master Architect".In August 2008, Westfield Group filed an application for a major renovation to the Westfield Mission Valley shopping center.