AI can refer to classifiers, perhaps neural networks, or some probabilistic algorithms. I find it hard to believe that marketing department would just label som

AI can refer to classifiers, perhaps neural networks, or some probabilistic algorithms. I find it hard to believe that marketing department would just label something as AI without any underlying algorithm existing[1]. So, for what kind of work does mail sending service needs classifiers/neural networks? [1] Ignoring outright fraudulent press releases of course. This doesn't seem like a fraudulent company.