Scrum is a process framework for creating your own agile way of working, to help you address the goals of your particular organisation. Some of the key benefits to using scrum (over some other non-agile or non-iterative process) are as follows:
My notes from Confessions of a Kanban Virgin - Chris Pitts - Thirsty Bear Software - principle consultant and M.D.
Chris was coaching a team that was using scrum towards a leaner approach using Kanban. At the time Chris had no experience with Kanban and learned to see the potential of the team as they tried it out.
When Chris arrived, something was not quite working right with the teams Scrum approach and kanban seemed a more relevant approach. Here is what Chris did to try support the team in their efforts.