The parties to a Greenfields agreement are the employer (or employer in an agreement involving several companies in the green grasslands) and one or more relevant workers` organizations (usually a trade union). A company agreement exists between one or more national employers and their employees, as provided for in the agreement. Company agreements are negotiated in good faith by the parties, in particular at company level. According to the Fair Work Act 2009, a business can mean any type of activity, activity, project or business. . . .