SAP PM_Revision No

Dear Team,

I want to use standard functionality of SAP that is revision No. I am not able to understand if it is a config activity, How I should use it.

I read some points which is given by SAP are following,

You can enter the following data in a revision:

u2022 Start and end of a revision

u2022 Functional location

u2022 WBS element or network

Kindly help me in updating my knowledge.

Regards,

SAP PM