How to open a "legal" service for email newsletters?

Question

Email Marketing

What needs to be done so that you can legally send emails to customer addresses, and so that the service does not get blacklisted?

Answer 1

You need to make sure that all customers really want to receive your email newsletter.
Ideally, you need to collect written consent from all customers that they want to receive the newsletter. Moreover, to collect not fraudulently, but in such a way that they understand what they subscribe to and what they will receive in the end. Then it will be completely legal.

Answer 2

To get started, set up the technical part to work with the service, go through email authentication . Letters should be sent from a corporate address, ideally, customers need to get permission to send mailings. You can send the first letter so that they confirm their address and agree to receive letters ( doble-opt-in ), and then you can send information or letters with offers, promotions.