I once got a spear phishing call from a scammer claiming to be the CEO of the company I work for. Even though I barely know the CEO, the phrases he was using w

I once got a spear phishing call from a scammer claiming to be the CEO of the company I work for. Even though I barely know the CEO, the phrases he was using was obviously wrong. I'd imagine that's even more obvious for any family member. If a family member calls from any number that's not their number, my first question will be an honest "How the heck did you remember my phone number?"