As shown in the previous article, here are the pros and cons of each migration type. Coexistence period. A cutover is typically the best approach for all types of tenant to tenant migrations regardless of workload. If you are able to plan and prepare for a cutover, it is possible to do so in a single weekend, even for tenants with thousands of. Multiple Office 365 tenants are an administrative burden. By consolidating tenants, you gain both administrative andend user efficiencies. Improve End User Experience Cloud Commander enables messaging and calendar coexistence throughout the migration process, meaning end users are still able to collaborate during the transition.