Constructive Change
 
 
Types of constructive change include
- Defective specifications 
- Making performance impossible
 
- Failure to disclose superior knowledge
- Misuses of proprietary data
- Improper exercising of contractual options
- Late or unsuitable approvals
- Erroneous interpretation of the contract
- Failure to cooperate
- Act of over-inspection
- Enforced acceleration of performance
- Diverting a buyer's needs