Strategy is defined as "a long term approach, based on a shared vision, to achieve improved outcomes for children, young people and families in one or more geographical or operational areas. Strategy is not static but evolves in response to changing needs."
A plan is defined as "a detailed document that sets out the intended method of progressing from the current situation to achievement of one or more desired outcomes (objectives or goals). The sequence of steps must be measurable."
A policy provides "guidance, a framework, or set of principles that determine decisions, actions, and other matters."
A procedure is "a particular way of accomplishing an objective (sequence, timing, execution, etc.); usually developed to describe the methods for implementing policy."
A protocol is "an agreed set of procedures or standards usually between 2 or more parties and most often established in relation to data transfer."