How do you get them? well, there is not a recipe, but from literature and best practices, you could try by understanding the first issue: business strategy and business process. The ARIS framework explains so good that and it's part of Process Strategy (see figure below).
Identifying core processes (products or services from a client point of view) and its main variable (cost, quality or time) to add value to business strategy (generally, get more money!): by reducing time to service, by reducing operational costs, by increasing product/service quality, etc.