Another add-on has been added to the add-ons page, check out the new Call-To-Action add-on for the WP Rich Snippets plugin. Thanks to my friend Adam Connell for inspiring me to choose the add-on name.
This add-on will allow you to display a call to action box after each review page on your site.
Here is what you get:
Check the add-on page for more details.
If you have an unlimited license, you can go a head and download it within your account, otherwise consider upgrading your account.