Not Spam Doesn't Work
I continue to get false positives for Spam on the same email address, despite having used both the mobile app AND desktop app to mark it as NOT SPAM. It doesn't work. I've tried just moving it, saving the contact again in the contact list, nothing works. The sender and I are even on the same domain since we are with yahoo business.
If they are in my contacts, or if I have replied to their emails- don't mark them as SPAM!
You can set up filters for emails by following these steps: