What types of pricing agreements would you recommend the procurement specialist to adopt for the following situations?

(a) The provision of specialist consultancy services for a period of six months to support the purchase of a new IT system.

(b) The manufacture of a new component for incorporation in a new product that will be launched in six months’ time.

(c) The building of a new school where the contract requires the contractor to supply all the furnishings and equipment.

(d) The retention of a professional institute to provide three years training services where the content and quantity is currently unknown.

(e) A one-year contract for the supply of external catering services, including the provision of food.