On Agile Contracts
An agile contract can deliver a fixed number of Sprints, but not a fixed Product Backlog. However, a Lean-Kanban contract will need to be modified to eliminate timeboxing. Instead of negotiating which requirements will be implemented over a fixed period of time, the backlog will be constantly topped up and re-prioritised.For more information about this topic, see the following blog posts:From the Agile Manifesto to Evolutionary Contract Models