Final answer:
Yes, it is possible to view whether or not a customer is subscribed to your general mailing list. One way to do this is by using customer relationship management (CRM) software or including a subscription management feature on your website.
Step-by-step explanation:
Yes, it is possible to view whether or not a customer is subscribed to your general mailing list. One way to do this is by using customer relationship management (CRM) software, which allows you to keep track of customer preferences and subscriptions. For example, you can use a CRM platform like Salesforce to manage your mailing list and track customer subscriptions. Another option is to include a subscription management feature on your website, where customers can choose to opt in or out of your mailing list.