PM Sub Order Link with Superior Order

Hi Experts,

Please explain in brief the scenario of Sub Order concept

I am trying to use this scenario if we couldn't able to perform number of activities which is in Superior order

I am copiying those activities in Sub Order and deleting those activities from Superior order

And i am changing the date in sub order which is in future (i.e in main order date is 07.06.2014 and in sub order i am chnaging the date is 070.07.2014)

It means further activities i will do in next month date.

Correct if i am wrong

And please explain the effect in report IW49N , Sub Number , Sub Operation , Superior Activity not showing and

Sub Order is showing in Order and my main order showing in Super Order

For Super Order Activity not able to seen.

Please help which report we can refer to check where we can see activities for both orders along with date.

Thanks & Regards,

Abhishek Patel