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Which SPAM words can land your email in the junk folder?
By David Battson 4 min read
Today, email marketing is a delicate balance between attracting attention and avoiding poor deliverability.
SPAM filters are designed to weed out unwanted communications and can be triggered for a variety of reasons including persistent behaviour, data quality and spammy content. It’s advisable, therefore, to carefully choose the words you use within your subject lines and the body of your emails.
Whilst there are countless lists of words to avoid, it’s worth noting that SPAM filters have become more sophisticated. Most can assess and judge the context in which you use these keywords. So, if some are imperative to your messaging, use them carefully and in a genuine, meaningful way.
The best practice when planning an email campaign is to do so from a position of high audience value. If you’re following these principles, the following words and phrases should be largely unnecessary. Despite this, here are some behaviours, phrases and trigger words to ensure your emails avoid the SPAM folder:
Overly pushy behaviour
In a landscape of high-value communications and marketing, the quality of your email content should speak for itself. Avoid pressuring your audience by using any of these SPAM trigger words:
As seen on | Debt | Lifetime | Open |
Avoid | Do it today | Month trial offer | Order now |
Click | Don’t hesitate | Never | Refund |
Click below | Free access | Not junk | Remove |
Click here | Free instant | Not spam | Subscribe |
Click to remove | Full refund | Now | Take action |
Compete for your business | Investment | Obligation | Trial |
Deal | Investment decision | Offers | Unlimited |
Needless urgency
Suggesting your audience takes action, and offering clear CTAs in your emails are good practices.
Taking this to extremes, however, is classed as unwelcome behaviour. Avoid unnecessary urgency from the outset. If there is enough value in what you have to offer, a natural sense of urgency will occur organically.
Avoid using any of the following:
Act now! | Can’t live without | Here | One time |
Action | Clearance | Important information | One-time |
Apply now | Drastically reduced | Instant | Special promotion |
Apply online | Exclusive deal | Limited | Supplies are limited |
Buy | Expire | Limited time offer | This won’t last |
Buy direct | Get | Now only | TIme limited |
Call free | Get it now | Offer expires | Urgent |
Call now | Get started now | Once in a lifetime | While supplies last |
Lowering the value of your services
The value of your offering should speak for itself, and this quality drives email engagement in your campaigns.
Position your content in a way that encourages your audience to understand this value for themselves, not with any of the following words or phrases:
Acceptance | Compare | Guaranteed | Save money |
Avoid bankruptcy | Congratulations | Join millions | See for yourself |
Boss | Credit card offers | No investment | Win |
Bulk email | Easy terms | No obligation | Winner |
Cancel | Expect to earn | Offer | Winning |
Cancel at any time | Free installation | Opportunity | Won |
Chance | Free membership | Pre-approved | You’ve been selected |
Cheap | Freedom | Save £ | You’re a winner |
False or unrealistic offers
Word your emails realistically and honestly—your audience will immediately tell if your positioning is too good to be true. Words like the ones below can make your message seem fake or at least far-fetched, and ultimately land your email in SPAM folders:
Amazing | Double your | Fantastic | No hidden costs |
Amazing offer | Double your income | Fantastic deal | Real thing |
Be amazed | Earn | Free money | Serious cash |
Big bucks | Earn cash | Free offer | Weekend getaway |
Billion | Earn per week | Get paid | Weight |
Cash | Eliminate debt | Increase sales | Weight loss |
Cash bonus | Extra | Lose weight | While you sleep |
Consolidate debt | Extra cash | No fee | Why pay more? |
Take care with opt-outs
Finally, despite the requirement to provide a clear and accessible way to opt-out of email marketing, ‘unsubscribe’ is a SPAM trigger word, especially if located within 5 characters of a link. ‘Opt-out’ is also considered a SPAM word, both automatically alert filters to the fact that it is contained within a marketing email. Consider, therefore, the positioning of the words within your opt-out line, and phrase it carefully.
At Data HQ we work hard to understand your end-to-end email campaign goals, and always help you optimise their content, as well as ensuring you always have the highest quality data that delivers high-quality results.
Further reading: Data HQ's complete guide to email marketing
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