Update the migration process as per retrospective
Changes as a result of retrospective discussions: https://docs.google.com/document/d/12r0eJHqdpjVUyiRbonzHncw4LUX5tPESVMBreQFK6KY/edit
Edited by Andrew Newdigate
Changes as a result of retrospective discussions: https://docs.google.com/document/d/12r0eJHqdpjVUyiRbonzHncw4LUX5tPESVMBreQFK6KY/edit