Once you have purchased this add-on, we will install the ability for you to be able to use this tool. After we have gone ahead and done so, you may activate this based on membership plan. 

To add this as a feature for a membership level, simply navigate to Finance >> Membership Plans:

Click on "Edit Settings" for the membership level you would like to activate it for.

Then go to the "Search Visibility" tab and click "Yes" to activate it:

If you have any other questions, please submit a new ticket here.