# Key Concepts

- [ADMIN](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin.md)
- [Manage Stamps](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/manage-stamps.md)
- [Updates](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/updates.md)
- [Images and Marketplace](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/images-and-marketplace.md)
- [Usage and Billing](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/usage-and-billing.md)
- [Capacity and Infrastructure Management](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/capacity.md)
- [Alerts](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/alerts.md)
- [Diagnostics](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/diagnostics.md)
- [Tenant Services](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/tenant-services.md)
- [Email Reports](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/email-reports.md)
- [Offline Marketplace Download](/azure-stack-hub-multi-stamp-management/2008.1/key-concepts/admin/offline-marketplace-download.md): Operator can configure Marketplace place feature to store the images into specified shared location and and import to different stamps when needed.