review funnel

Just wondering if review funnels are working for everyone, especially after Google's update a few months ago. I do SEO mostly so I understand how to push negative press/reviews down, but for people/agencies who are using funnels like the WP Review Machine plugin or reviewminer.co I'm wondering...

Hey guys, I want to create a review funnel to filter out negative feedback. I still would like to add a star review option. Does anyone know how I could do this with wordpress/html/php? I could just upload 5 different pictures but I want to have a hover effect. That means if someone clicks one...