In order to maximize the benefits of maintaining and reusing requirements, the requirements should be: • consistently represented, • reviewed and approved for maintenance using a standardized process that defines proper access rights and ensures quality, and • easily accessible and understandable.

Business analysts are responsible for conducting maintenance to ensure this level of accuracy is retained. For requirements to be properly maintained they must be clearly named and defined, and easily available to stakeholders.

mostly this is about making sure the requirement hold their traceability throughout time.