Select an Iteration Length for Your Review Cycles
Your project portfolio review cycles depend on the choice of life cycles for your projects and how long the projects are, on how frequently you need to plan or replan the product roadmap, and on how much budget planning and replanning you need to do.
Project Life Cycles Affect Project Portfolio Management
Because your review cycles depend on your projects’ durations, you’ll need to adjust your iteration length to match your projects’ durations. If you use an iterative, incremental, or agile life cycle, you have opportunities during a given project to review and replan the portfolio. But if you use a serial life cycle, such as a waterfall or phase-gate, your portfolio review cycle is the entire ...