Visually indicate the status of each release on the Portfolio view by changing the color. Right now there's no way to know which releases are under consideration, which have been approved for work, etc.
Portfolio roadmaps in Aha! just got better. You can now see the progress of upcoming releases using status colors to quickly visualize if the work across the entire team is on track.
Check out the blog post for more details.
This would be a great enhancement. I've found myself having to work around this by moving releases to the parking lot to avoid confusion with particular stakeholders over the Portfolio view.