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Articles
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What is a Blacklist?
Sometimes your email delivery can be affected by "blacklists," which are lists of IP addresses of known spammers or servers that could be a potential spam threat. If an IP address is on the l...
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What is SPF? Does VerticalResponse use it?
SPF stands for Sender Policy Framework. It's an email authentication system that verifies that a message came from an authorized mail server. SPF is designed to detect messages from spamme...
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What is a bounce?
Bounces are email addresses that don't make it to an inbox for a number of reasons:Hard Bounce - A hard bounce generally means that the email address is invalid; these emails will never be de...
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Common SpamAssassin errors and how to correct them
SpamAssassin is an anti-spam tool which helps filter out unwanted messages. We screen each outgoing email message and score it based on its spam characteristics. By default, messages with a s...
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Why did my test email go to spam?
Spam filters look at a long list of criteria to judge whether a message should be marked as spam. Here are a few: The Junk Mail filter has identified one or more keywords in your email mess...
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Why did my email go to spam?
Spam filters are constantly changing to adapt to new methods that spammers use to send emails; what lands in the inbox today could be filtered into spam tomorrow. There are a lot of things they're ...
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Sending from a Personal Email Address Could Impact Delivery of Your Email
Some ISPs (Internet Service Providers) including Gmail, Yahoo!, and AOL have changed their policies to help secure their users email identities Using a personal email address from one of these ISP...
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Canadian Anti-Spam (CASL) Law
Canada has enacted new legislation that could affect your email marketing with VerticalResponse. While we cannot make guarantees about how CASL (Canadian Anti-Spam Legislation) might affect you, we...
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What Can I Send in my Emails?
There are a few things we want you to know about using our system. We have some rules about lists mailed through us and the sort of content we allow in emails being sent out. Most of it's common se...
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Inbox Preview
VerticalResponse allows you to view how your email campaigns will look on different email clients such as Gmail in chrome, Android, iPad mini etc. Inbox Preview is now part of Test Kit.To access th...