Forums › Forums › PPC › Google PMAX signals › Reply To: Google PMAX signals fathom53 Guest October 11, 2025 at 5:35 am If you have a huge customer list, then just use past conversions. Tons of people who add to cart or checkout don’t convert, so you don’t want to give Google potentially bad signals. You can use them but they won’t be as good as past customers.
