Abstract: A software development tool for developing software that implements a customer's business processes. The software development tool determines a plurality of models to define the software to be developed, wherein at least one model of the plurality of models is a business model that comprises at least one business process, and the at least one business process is a set of interrelated business process paths that accomplish a business goal. The software development tool defines at least one business process path, wherein the at least one business process path is a route through the at least one business process taken during a single execution of the at least one business process, and the at least one business process path comprises at least one step.