Exclude the inline related posts from a specific post
You can exclude the inline related posts boxes from inside a specific article.
To do that, follow these steps.
1) Activate the Meta box from the plugin page
At the end of the settings of Inline Related Posts settings page, will be an option to activate the Meta box.
Select (if not already selected) the Integrate in "post" checkbox and proceed to the next step.
2) Edit the post you'd like to exclude
Edit the post where you'd like to exclude the inline related boxes, and scroll until you find the sidebar widget.
Select the checkbox, save and you're all set. Just repeat these step for every posts you'd like to exclude related posts boxes.