They ensure, for example, that the maintenance of a machine is carried out regularly in order to ensure a long service life. [9] Some of the principles and objectives that proponents of the CBA want to promote are the following: the main advantages of adding a contract management strategy are: applicability. A CBA can ensure that a developer`s community benefits promises are legally enforceable. Developers who „pitch“ a project often make promises that are never written into project authorization documents, and even if they are, they may not be monitored and enforced by the relevant government authorities. . . .