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5 Key Practices to Avoid the Spam Folder

Carly Brantz Best Practices
Key Practices to Avoid the Spam Folder

According to MAAWG’s Email Metrics Report released in November 11, almost 90% of the emails included in their study were considered to be abusive. Spam and other malicious emails continue to plague customers, ISPs and legitimate senders so to ensure your emails get delivered to the inbox, you have to follow a few key email best practices.

  1. Focus on your sending reputation. ISPs look at your sending behavior to make filtering decisions. If you have a good sending reputation, your emails will get delivered, but if not, your emails may end up being blocked at the gateway or labeled as spam.
  2. Regularly monitor your email deliverability.  Rectify delivery failures right away, otherwise you risk harming your sending reputation. Access tools that that not only tells you who responded to your messages, but who actually received them. This data can also help you better understand your overall analytics and identify gaps in your email program. Read More ›

How SendGrid Found the SpamAssassin Y2K10 Rule Bug

Carly Brantz Product, Technical
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One of the many things SendGrid does on the backend to determine if a user is having deliverability problems is scan the content through multiple enterprise spam filters multiple times per day for every user.  Some of the filters include Postini, CloudMark, Brightmail, IronPort, Barracuda, Mail Foundry, and SpamAssassin.  These filters are additional filters from our delivery monitory to ISPs such as Hotmail, Yahoo, Gmail, and AOL.  In the last couple of days we noticed that a lot of legitimate emails were triggering the SpamAssassin filter.  The following shows how our graph looks like: Read More ›


I Never Planned on You Changing Your Mind: The Art of the Email Unsubscribe

Kelly Kenney Email Marketing
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Maintaining a good reputation for your recipient list is key to ensuring your emails reach the elusive Inbox. Think of a good deliverability rating like your credit score--consistency is key. Just as missed payments can bring you down, through consistent experiences with your recipient list (similar to consistent, on-time payments), you can improve and get back to where you want to be. Read More ›

Coming of Age in the Era of Email

Len Shneyder Email Marketing
Group of multiracial fashion friends using smartphone outdoors
As an email professional, I’ve been kicking around the idea for quite some time that email is part of our maturation process. My theory isn’t scientific, it’s based on simple observation and a conclusion rooted in the fact that global email volume has never contracted; quite the contrary, it’s always growing. Read More ›