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Article #465: Email Deliverability Tips

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Ensuring requested opt-in email is newsletter could cause the entire message
delivered to subscriber inboxes is an to be filtered.
increasingly difficult battle in the age Words/phrases:
of spam filtering. Open and click thru Choose your language carefully when
response rates can be dramatically crafting messages. Avoid hot button
affected by as much as 20-30% due to topics often found in spam such as
incorrect spam filter classification. medication, mortgages, making money, and
Permission pornography. If you do need to use words
Confirming that the people who ask for that might be filtered, don't attempt to
your information have actually requested obfuscate words with extra characters or
to be on your list is the number one step odd spelling, you'll just make your
in the battle for deliverability. You messages appear more spam like.
should be using a process called Images:
confirmed opt-in or verified opt-in to Avoid creating messages that are entirely
send a unique link to the attempted images. Use images sparingly, if at all.
subscriber when they request information. Commonly used open rate tracking
Before adding the person to your list technology uses images to calculate
they must click that unique link opens. You may choose to disable open
verifying that they are indeed the same rate tracking to avoid being filtered
person that owns the email address and based on image content.
requested to subscribe. Attachments:
Subscriber Addresses With viruses running rampant and
When requesting website visitors to spreading thru the usage of malicious
opt-in ask for their "real" or "primary" email attachments many users are wary of
email address instead of a free email attached documents. It's often better to
address like Yahoo or Hotmail. Free link to files via a website URL to reduce
emails tend to be throw away accounts and recipient fear of attachments and reduce
typically have a shorter lifetime than a the overall message size.
primary ISP address. CAN-SPAM Compliance
List Maintenance The January 2004 Federal CAN-SPAM law
Always promptly remove undeliverable introduced a number of rules regarding
addresses that bounce when sending email the delivery of email. It's important you
to them. An address that bounces with a have your legal counsel review your
permanent error 2-3 times in a 30 day practices and ensure you are in
period should be removed from the list. compliance. The two most important rules
ISP's track what percentage of your include having a valid postal mail
newsletters bounce and will block them if address listed in all commercial messages
you attempt to continually deliver and a working unsubscribe link that is
messages to closed subscriber mailboxes. promptly honored to remove the subscriber
Message Format from future messages.
Usage of HTML messages to allow for text Reputation
formatting, multiple columns, images, and Reputation services are often used by
brand recognition is growing in large ISP's as a way to vet email senders
popularity and is widely supported by regarding their email practices and
most email client software. Most spam is policies. Businesses listed with these
also HTML formatted and thus services are then given less stringent
differentiating between requested email filtering or no filtering at all.
and spam HTML messages can be difficult. Relationships & Whitelisting
A 2004 study by AWeber .com shows that Contact with major ISP's and email
plain text messages are undeliverable providers is essential in letting them
1.15% of the time and HTML only messages know about your requested subscriber
were undeliverable 2.3%. If sending HTML email. Many large providers such as AOL
it is important to always send a plain and Yahoo have specific whitelisting
text alternative message, also called programs and postmaster website areas to
text/HTML multi-part mime format. ensure your email is delivered as long as
Content you meet their policies and procedures in
Many ISP's filter based on the content handling your opt-in list.
that appears within the message text. Email deliverability is about ensuring
Website URL: requested opt-in email is delivered to
Research potential newsletter advertisers the intended recipient. While no single
before allowing them to place ads in your tip will enable you to get 100% of your
newsletter issues. If they have used email delivered each one utilized as a
their website URL to send spam, just group can go a long way to reaching that
having their URL appear in your goal.






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