Domain-based Message Authentication, Reporting & Conformance (DMARC) is a widely recognized email protocol that helps people and businesses protect their email addresses and domains from being misused by third parties. It helps identify that an email you send is from the real you. This method of email authentication protects both senders and recipients from activities like phishing, spamming, and spoofing.

Building an Opt-In List, Building Relationships
If you aim for success, you must do everything within your means to achieve that. You just donÃt go on sitting there in your house complaining about not getting as much profit as you expect.