Update plips.md: be more precise about mentioning teams to submit a PLIP

Author: tisto

docs/contributing/core/plips.md

@@ -90,12 +90,13 @@ You may revise your PLIP based on feedback.
 
 If you need help at any point in this process, you can either `@` the team or personally contact a member of the designated team.
 
-
 ## Team approves proposal
 
 After incorporating feedback to your proposal, you can request a final review and approval for inclusion in Plone.
-Every PLIP must be approved by the designated team.
 
+You can do this by mentioning either one of the designated teams (@plone/Volto or @plone/ClassicUI or meantion @plone/framework-team if you are not sure if your PLIP is suited for a designated team.
+
+Every PLIP must be approved by the designated team. Once your PLIP has been approved by one of the three teams, you can start implementing your PLIP.
 
 ## Implement your PLIP