Spec Office Buildings by Gordon Tully Last month I noted that the only way to have predictable costs and schedules is to do the same thing over and over-and nowhere is this more true than in spec office buildings. Yes, there are corporate headquarters and law offices that demand custom design and construction, but the vast majority of office projects are routine, built on a low budget in the shortest possible time. This is not an arena for perfectionists. Multi-Tenant Structures One important decision a developer has to make in a spec office building is whether the building will house one tenant or many, and if many, how many and of what size? This is a crucial point, since each tenant