# Unified Operations Pre-event or migration planning
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Pre-event or migration planning in Amazon Unified Operations includes the following key elements.
+ **Context gathering :** Workload discovery and architecture.
+ **Operational Readiness Review (ORR):** Systematic assessment against Amazon best practices and runbooks to identify potential issues before they impact the event.
+ **Risk assessments:** Identify, list potential risks, and mitigation plans.
+ **Review Events:** Secure the cut-over or migration event support.