Outsourcing is also the practice of handing over control of public services to for-profit corporations. Outsourcing includes both foreign and domestic contracting, and sometimes includes offshoring (relocating a business function to another country).wo organizations may enter into a contractual agreement involving an exchange of services and payments. Outsourcing is said to help firms to perform well in their core competencies and mitigate shortage of skill or expertise in the areas where they want to outsource.