1.   Cholesterol was added to increase the intestinal concentration of bile acids, because dietary cholesterol stimulates bile acid synthesis in rats.

2.   In some spots, fresh sand has been added to increase the possibility of buried lies.

3.   Willie Williams and the still-unsigned Shawn Springs were added to increase the aggressiveness on the corners.

4.   He added in order to increase exports it is imperative to consider high end quality of the product to cater for overseas demand.