The primary role of a functional strategy is to

The primary role of a functional strategy is to support the overall business strategy and competitive approach.

Functional-area strategies concern the actions, approaches, and practices to be employed in managing particular functions or business processes or key activities within a business. For example, the functional strategy for the marketing department in support of the business' goal to increase market share is likely to include identification of new market segments, brand identification programs, and others.

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances