Assess third party compatibility and product dependencies.
Identify data sources.
Analyze what needs to be moved: types of content, volume, and retrieval patterns.
Define the new system requirements – format, metadata and policies.
Do not waste resources migrating content that fails to meet business needs.
Conduct trial runs to determine the scope and time-frame of the project.
Post migration, confirm that your SharePoint sites and content meet all of the standards defined in your governance plan.