More Secure, Less Spam: Enforcing Email Standards for a Better Experience

Here are Google&#x27;s related Email Sender Guidelines: <a href="https:&#x2F;&#x2F;support.google.com&#x2F;mail&#x2F;answer&#x2F;81126" rel="nofollow">https:&#x2F;&#x2F;support.google.com&#x2F;mail&#x2F;answer&#x2F;81126</a><p>Note that these take effect in two weeks.