STEP 4 - Understand the target systems

The whole essence of your data project is moving or migrating data from the source (input) system(s) to the target (output) system(s) and making sure the data fits for your purposes (business processes). So you need to know what you are putting the data into, how it imports and what it looks for your business both as data and as distinct processes! This step helps align your business processes to how they are actioned in the new system(s) and is an initial way to start a list of testing processes.
Core Tasks for this Data Migration Milestone:
A) Create "Summary Target Sheet" for each target system or area