We are mainly B2B so we don't really see signups using Apple's email relay. That said, it could be something we might have to consider blocking in the future if

We are mainly B2B so we don't really see signups using Apple's email relay. That said, it could be something we might have to consider blocking in the future if it becomes a problem. For paying customers, it probably doesn't make a lot of sense to use an anonymous email address, since we ask for your name and billing address either way (have to stay compliant with sales taxes!)