Its While its helpful to have snapshots of the aircraft register at various points in time, when data anomalies arise. But , these files are large (20mb), so too many saved instances will cause server usage issues and complaints from the network people.
So we keep only, the FINAL report for each month and move it into :
\\ncrfs345\AARD\AARD Public\CAWIS-REPORTS\AAIR-REPORTS\01-DAILY-STATUS
...