Once a post is saved with "Disable ads for this post" it can't be turned off.
- Save post, selecting "Disable ads for this post" checkbox.
- Edit post, deselecting same checkbox.
- Update post.
Expected: When post is updated, expect "Disable ads" to be off.
Actual: "Disable ads" is still on.
- Go directly into phpMyAdmin.
- Edit the postmeta table.
- Search for matching post_id.
- Delete row specifying meta_key "smartadsdisable" meta_value "1".