This handbook is for anyone who needs to make decisions based on construction cost estimates. These individuals may include architects, engineers, project managers, facility managers, building investors, just about anyone involved in construction or real estate. The handbook is written primarily for purchasers (or owners' representatives of construction projects and related services. The handbook uses layman's language and refrains from unnecessary technical terms and jargon. However there is a glossary with definitions, if needed at the end of the book