Embracing design constraints An Article by Adrian Roselli adrianroselli.com Constraints have been shown to generally improve innovation. Giving targets and parameters helps ensure a team is working in unison. Identifying what is out of bounds can further focus that team. designconstraintsaccessibilityfunction
The Design of Design (Cambridge Engineering Series) A Book by Gordon Clegg www.amazon.com What the problem is
What the problem is Sometimes the problem is to discover what the problem is. The heart of systems engineeringComplete and consistent requirements problemsdesignux