If you're CAN-SPAM compliant, showing unsubscribe links, physical address etc, you don't have a policy problem. You have a relevance problem. Frequency and chasing prospects are not bad, as a matter of fact they can be quite good. But you have to be relevant to what the customer expects to get t...
You do not have to request permission to e-mail customers; however, you must provide them with an option to opt-out of receiving your electronic communications, in addition to the other requirements to remain in compliance with the CAN-SPAM Act. Here's an excellent resource for your reference: ht...