Now you have an idea of your Data Sources , make sure you have them backed up and recoverable* you need to know the quality and amount of data you are going to have to move. Is data missing, does it have errors. How much data is there? Do you have defined processes or data governance to consider? This will reduce issues later in your data project plans, with an early warning for later data mapping and cleaning from the master data set.

This core task involves both a quantitative (looking at the data from your export assessment) and qualitative approach, having key team members feeding back from their business processes.

A) Perform and record Data Quality Assessment - By Process & Source