
There are many nationally known models, evidence-based components and practices and trainers who can support adaptation or adoption of various approaches. A state, regional or local program must consider how any approach "fits" with their infrastructure, management and staffing. Most important, all stakeholders should be included in exploring approaches, and determining the "fit" with their values and their vision of the mission and principles of early intervention. An articulation of the critical components of the approach, including practices, processes and procedures is vital to guide implementation.