Try and minimize the amount of data you retrieve with the add-in in order to ensure great performance. If you want to retrieve a small amount of data from a large module, you might want to create a separate module just for the add-in
Best Practice article
Questions on this topic? See 7.02-02 Define views within Anaplan to maximize performace in our Planual forum.
Best Practices and Tips & Tricks About PowerPoint Add-In