Five things we learned building scam detection into an Outlook add-in

Disclosure: we build OutlookDog, an AI add-in for Outlook — this post is the engineering lessons, not a pitch. After a year of building email-safety features on the Office add-in platform, here are five lessons that might help anyone working in this space. 1. Plain English beats jargon Users don't act on "SPF fail" — they act on "this sender looks...