You need to go to the links below for Portfolio help
And Lighrtroom Integrations
I'm afraid not. Adobe Portfolio --as it's name implies -- is for posting examples of your best work to show clients and prospective employers. There is no system in place for viewer feedback.
The best you can do is set-up a contact form and ask people to send you remarks which you then add to pages yourself.
[Moving from Community (forum) Help to Download & Install where the other Portfolio questions have landed.]