Government procurement, also known as public procurement, refers to the needs of governments at all levels and their affiliates in order to carry out daily government activities or provide services to the public. Under financial supervision, legal methods, methods, and procedures are adopted for goods, engineering or Purchase of services,. Which of the following are not government procurement. ['Paving bricks for purchasing walkways in a city.', 'New Elevator for a Hospital Elevator Upgrade Project.', 'Procurement of heating coal by some municipal units in a city.', 'Procurement of construction materials for a staff dormitory by a department.']