FLEX is an operating model used to help an organization achieve business agility which is the quick realization of business value predictably, sustainable and with high quality. It includes:

• The vision, mission and strategy of the organization
• The workflows used to realize value by the organization
• The values of the organization
• Leadership and management methods used by the organization
• Lean-principles to guide decisions made on who the organization can improve its operating model
• Metrics used to guide decision making
• The methods for continuous improvement of the people and the systems within which they work
• The tools used by the organization
• The Guardrails system: agreements made within the organization among each other
• A starting point that fits the organization using it