Virtual construction is now the norm for most large construction projects, thanks to advances in technology.

FORBES: Why Virtual Construction Is The New Normal

Technology allows everyone to see a virtual representation of a project before and during construction, to integrate changes, analyze the impact of the change, and communicate changes to everyone to better coordinate the building of a project.

FORBES: Woman Uses Tech to Lead Makeover of New York Construction Industry

Housing construction was crackling before 2004 because of Congress' virtual elimination of the capital gains tax on primary residences in 1997.

FORBES: Magazine Article