The MCLP considers a discrete set of demand points, each associated with a weight reflecting its importance, and a discrete set of candidate locations where facilities may be located. The objective is to choose locations for a given number of facilities such that a weighted sum of the covered demand points is maximized. The weaknesses of this Model are as follows. Since the model does not consider facility capacity constraints, it will cause an imbalance of facility services. In addition, a demand point may be covered by multiple facilities. The formulation of the MCLP is: