Since it was designed .
Since it was built long before the age of club seats , luxury boxes , and the other revenue - generating amenities that modern football stadiums possess , any professional team moving to the Coliseum will likely have to perform extensive renovations .
Since it was designed and built long before the age of club seats , luxury boxes , and the other revenue - generating amenities that modern football stadiums possess , any professional team moving to the Coliseum will likely have to perform extensive renovations .