This document discusses considerations for migrating to OpenStack and provides migration options. It identifies 7 things to think about when planning a migration, including discovering applications and protocols, supporting all migration types between any source and destination, minimizing manual intervention through full API support, ensuring end-to-end automation, maintaining synchronization between source and destination, and ensuring security. It also shows examples of migration options from on-premises datacenters and physical/virtual machines to private or public clouds.