"We are uncovering better ways of developing software by doing it and helping others do it. Through this work we have come to value: Individuals and interactions over processes and tools Working software over comprehensive documentation Customer collaboration over contract negotiation Responding to change over following a plan That is, while there is value in the items on the right, we value the items on the left more."
12 Principles of Agile Manifesto
These principle are a group of concepts that guides and supports project teams in implementing agile projects. Such concepts can also be applied when implementing agile methodologies.