Q:  Why do your samples in OAK!Merge sample folder all have a column with 'End' filled in? A:  Is has become a "best practice" to fill in a dummy field as the last field of a CSV file with data. Just ignore it when mapping your import source data.    It is not required, just a good practice. This is due to errors with importing records with different numbers of fields.   Ensuring a value is always in the last column helped avoid this problem.  Also, if you see the "end" field in your data aft...