Eco Craftz provides professional or expert advice in a particular area such as security (electronic or physical), management, accountancy, law, human resources, marketing (and public relations), finance, engineering, science or any of many other specialized fields .

A consultant is usually an expert or a professional in a specific field and has a wide knowledge of the subject matter. The role of consultant outside the medical sphere (where the term is used specifically for a grade of doctor) can fall under one of two general categories