The evaluation of alternative regions, sub regions. and counterspies i commonly termed macro-analysis, while the evaluation of specific sites in community i...often termed micro-analysis. One technique used in micro-analysis is the center-or-gravity method. The center-of-gravity method is a quantitative technique that can be used to determine the optimal location of a facility based upon minimizing the transportation costs between where the good are produced and here they are sold or redistributed manufacturing firm might use this method to determine here to locate its factory relative to its distribution facilities. Services all have would use this method For example. Bruegger Bagels. Bertucci's restaurants. and Au Bond Pain restaurant all have commissaries that prepare food that is then distributed to their respective retail operations centers provide an example of a service operation that delivers only manufactured good.