10-15 recent requests - We recommend seeding a few requests into your dashboard, and letting your customers & teams take care of the rest organically. Update the status of these features to "Awaiting feedback", and set the effort level of these features in order to generate your Effort vs Value report.
5+ Released features - Import any recently released features and set the status to "Released" to populate your release log.
All features that are already in progress - set the status to "Planned" or "Building" to move these onto your list view roadmap.