There are plenty of resources for learning how to manage a portfolio of projects efficiently, but precious few that help you get priorities right
Being effective means doing the right projects, which requires identifying the projects that will create the most value. This website shows you how. First, learn how to be effective, then worry about efficiency.
Buying an expensive PPM tool may help you become more efficient, but the tool will likely mislead you with its project recommendations
Why? Because most software tools don't estimate project value. Instead, they prioritize projects using unsupportable hueristics, such as strategic alignment and balance. To see why these approaches do not measure value, why they do not constitute sound theories, and why they produce the wrong project recommendations, read Something You Should Know.
What makes us different is we provide solutions based on sound theory