A. Regulate exterior lighting in order to avoid unsafe and unpleasant conditions as the result of poorly designed or installed exterior lighting;

B. Encourage energy efficient types of lighting and otherwise implement the light and energy conservation policies of the Comprehensive Plan;

C. Discourage excessive lighting in order to promote the City’s dark sky policies; and

D. Protect properties and residents in the Residential zones from the ill effects associated with nonresidential and multifamily exterior lighting.