-To implement this the Progressive Virtual Full feature, you add the
-{\bf Backups To Keep} directive to your Job resource. The value
-specified on the directive indicates the number of backup jobs that should
-not be merged into the Virtual Full. The default is zero and behaves the
-same way the prior script {\bf pvf} worked.
+To implement the Progressive Virtual Full feature, simply add the
+{\bf Backups To Keep} directive to your Virtual Full backup Job resource.
+The value specified on the directive indicates the number of backup jobs
+that should not be merged into the Virtual Full (i.e. the number of backup
+jobs that should remain after the Virtual Full has completed. The default
+is zero, which reverts to a standard Virtual Full than consolidates all the
+backup jobs that it finds.