Here are some simple instructions to show the client where they can go on Facebook to see why their ad got disapproved.
To see why their ad was disapproved,
- head over to the Facebook's Ads Manager: https://www.facebook.com/ads/manager/
- select your account
- You'll want to select the Ads tab (see image)
- You will want to hover over the ad that got disapproved and select the edit button (see image)
- That should give the client a red error message from Facebook on why the ad got disapproved. (see image)