Know your destination
Knowing everything about where the data is coming from is half the battle, the other half is knowing where it’s going.
Ensure that you know the exact destination your data will be going to. From simple things like username conflicts to license fees, the new system will have its own set of rules and regulations.
For example, if you are moving from a legacy endpoint to Microsoft 365, you need to know that all data will be working as expected and the appropriate security compliances are in place. It is also important to ensure everything will be compatible