As part of the migration assessment and planning phase, thoroughly assess your source Pega applications to identify updates, changes, and remediations needed to make your application compatible and compliant on Pega Cloud. Gather comprehensive information and details about your application – application versions, number of users, integrations, case types, and so on.  Use the tools and resources provided by Pega to assist you.  These are covered in the Tools and Resources Provided by Pega section.