An array of tax incentives has led to a boom in the construction of new office buildings; so abundant has capital been for commercial real estate that investors regularly scour the country for areas in which to build.

• Aso abundant has capital been for commercial real estate that  
• Bcapital has been so abundant for commercial real estate, so that  
• Cthe abundance of capital for commercial real estate has been such,  
• Dsuch has the abundance of capital been for commercial real estate that  
• Esuch has been an abundance of capital for commercial real estate,