Migration can be simple and easy task with right tools like EdbMails Office 365 Migration. Using this tool you can perform risk free office 365 migration.

This Office tenant to tenant migration tool can migrate single or multiple mailboxes in bulk and it migrates without any data loss. It also supports automatic mapping or manual mapping method to map source and destination mailboxes. Using this Office 365 Public folders to Office 365 Public folders Migration can be done.

To know more  Office 365 Migrate Mailbox | office 365 migration steps | office 365 migration Guide