The document discusses three different strategies for social innovators: developing fields, innovations, and places. Developing fields involves building practitioner networks and standards within a defined practice area. Developing innovations focuses on creating and scaling new solutions. Developing places aims to build a community's capacity for continuous innovation by importing and integrating multiple innovations. Each strategy requires different skills, partners, investments, and time horizons to achieve different goals of advancing a field, portfolio of solutions, or local innovation capacity.