Software engineering economics.
About 90 percent of the downtime comes from, at most, 10 percent of the defects.
Poor management can increase software costs more rapidly than any other factor.
Stop the life cycle-I want to get off!
If a project has not achieved a system architecture, including its rationale, the project should not proceed to full-scale system development. Specifying the architecture as a deliverable enables its use throughout the development and maintenance process.
Negotiation builds a team as well as a set of requirements.