Migrate Exchange to Office 365

A good blog

https://www.alitajran.com/ 

Some articles:

-Use the Microsoft 365 and Office 365 mail migration advisor
https://docs.microsoft.com/en-us/exchange/mail-migration-jump

- Hybrid express migration 
https://techcommunity.microsoft.com/t5/exchange-team-blog/new-exchange-online-migration-options/ba-p/606109

- How to: Exchange 2016 to Office 365 Hybrid Migration - Step-by-Step
https://community.spiceworks.com/how_to/177811-exchange-2016-to-office-365-hybrid-migration-step-by-step

- Methods for Migrating to Office 365
https://practical365.com/methods-for-migrating-to-office-365/

- Preparing for Hybrid Deployment with Exchange and Office 365
https://practical365.com/preparing-for-hybrid-deployment-with-exchange-office-365/

- Creating a Hybrid Configuration with Exchange and Office 365
https://practical365.com/creating-hybrid-configuration-exchange-office-365/

- How to Set Up a Hybrid Office 365 and Migrate to Exchange Online
https://blog.netwrix.com/2019/01/03/how-to-set-up-a-hybrid-office-365-and-migrate-to-exchange-online/

- Migration from onPremise to Office 365
https://blog.matrixpost.net/migration-from-exchange-and-skype-for-business-onpremise-to-office-365-exchange-hybrid-classic-full-step-by-step/