1. A computer aided method for computing accounting savings for a business related investment of one target product, said target product and at least one current product used in the business having at least one feature, the business comprising at least one business related activity, said method comprising: identifying for each of the at least one current product and the target product the at least one feature with accounting engine software executed by a computer; identifying the at least one business related activity with said accounting engine software executed by said computer; identifying, with said accounting engine software executed by said computer, for each feature present in at least one of the target product and the at least one current product, a predetermined value of savings associated with the feature for the at least one business related activity; summing, with said accounting engine software executed by said computer, the identified predetermined values of savings associated with each feature present in the target product that is not present in the at least one current product to obtain a sum; subtracting from the obtained sum the identified predetermined values of savings associated with each feature present in the current product that is not present in the target product to compute a total value of savings associated with the target product using said accounting engine software executed by said computer; and providing the computed total value of savings associated with the target product to a user with said accounting engine software executed by said computer.