. gain on land sales represents sales of undeveloped land owned by the company . the company pursues opportunities to dispose of land in markets with a high concentration of undeveloped land and those markets where the land no longer meets strategic development plans of the company . the company recorded a $ 4.8 million asset impairment adjustment in 2001 on a single property that was sold in 2002 . other expense for the year ended december 31 , 2001 , includes a $ 1