You should have a look at the EMC Document, Using Snapsure on Celerra.  This provides in-depth explanations of checkpoints, scheduling and their use.  Have a look then let us know if you have more questions.  Thanks!  Karl
I have two checkpoints per week ...  I can schedule incremental chkpt to have more space  ¿?¿?  Thanks!!
I have a question , I can create incremental chkpt ?