Strong email deliverability isn't just about technical setup, it's also about the language you use. Certain words and phrases can trigger spam filters, reducing your chances of landing in the inbox. To maintain a healthy sender reputation, be mindful of common mistakes and avoid the flagged terms below.

What common mistakes should I avoid?

  • Avoid unnecessary capitalisation: DON'T USE CAPS WHERE YOU DON'T NEED TO.
  • Avoid excessive punctuation: do not over punctuate !!!!!!!
  • Do not link directly to files like PDF or Word documents: take contacts to a page where they may choose to download the file.
  • Avoid profanity: do not use any form of profanity.

Which words and phrases are commonly flagged?

Avoid the following words and phrases in your subject lines and email content:

  • 100%
  • 100% Free
  • 100% Satisfaction
  • 4U
  • Accept credit cards
  • Act now! Don't hesitate!
  • Additional income
  • Addresses on CD
  • All natural
  • Amazing
  • Apply Online
  • As seen on
  • Auto email removal
  • Avoid bankruptcy
  • Be amazed
  • Be your own boss
  • Being a member
  • Big bucks
  • Bill 1618
  • Billing address
  • Billion dollars
  • Brand new pager
  • Bulk email
  • Buy direct
  • Buying judgments
  • Cable converter
  • Call free
  • Call now
  • Calling creditors
  • Can't live without
  • Cancel at any time
  • Cannot be combined with any other offer
  • Cash bonus
  • Cashcashcash
  • Casino
  • Cell phone cancer scam
  • Cents on the dollar
  • Check or money order
  • Claims not to be selling anything
  • Claims to be in accordance with some spam law
  • Claims to be legal
  • Join millions of people
  • Laser printer
  • Limited time only
  • Long distance phone offer
  • Lose weight spam
  • Lower interest rates
  • Lower monthly payment
  • Lowest price
  • Luxury car
  • Mail in order form
  • Marketing solutions
  • Mass email
  • Meet singles
  • Member stuff
  • Message contains disclaimer
  • MLM
  • Money back
  • Money making
  • Month trial offer
  • More Internet traffic
  • Mortgage rates
  • Multi level marketing
  • Name brand
  • New customers only
  • New domain extensions
  • Nigerian
  • No age restrictions
  • No catch
  • No claim forms
  • No cost
  • No credit check
  • No disappointment
  • No experience
  • No fees
  • No gimmick
  • No inventory
  • No investment
  • No medical exams
  • No middleman
  • No obligation
  • No purchase necessary
  • Unsecured credit/debt
  • Urgent
  • US dollars
  • Vacation offers
  • Viagra and other drugs
  • Wants credit card
  • We hate spam
  • Claims you are a winner
  • Claims you registered with Some Kind of Partner
  • Click below
  • Click here link
  • Click to remove
  • Click to remove mailto
  • Compare rates
  • Compete for your business
  • Confidentially on all orders
  • Congratulations
  • Consolidate debt and credit
  • Copy accurately
  • Copy DVDs
  • Credit bureaus
  • Credit card offers
  • Cures baldness
  • Dear email
  • Dear friend
  • Dear somebody
  • Different reply to
  • Dig up dirt on friends
  • Direct email
  • Direct marketing
  • Discusses search engine listings
  • Do it today
  • Don't delete
  • Drastically reduced
  • Earn per week
  • Easy terms
  • Eliminate bad credit
  • Email harvest
  • Email marketing
  • Expect to earn
  • Fantastic deal
  • Fast Viagra delivery
  • Financial freedom
  • Find out anything
  • For free
  • No questions asked
  • No selling
  • No strings attached
  • Not intended
  • Off shore
  • Offer expires
  • Offers coupon
  • Offers extra cash
  • Offers free (often stolen) passwords
  • Once in lifetime
  • One hundred percent free
  • One hundred percent guaranteed
  • One time mailing
  • Online biz opportunity
  • Online pharmacy
  • Only $
  • Only £
  • Opportunity
  • Opt in
  • Order now
  • Order status
  • Orders shipped by priority mail
  • Outstanding values
  • Pennies a day
  • People just leave money laying around
  • Please read
  • Potential earnings
  • Print form signature
  • Print out and fax
  • Produced and sent out
  • Profits
  • Promise you …!
  • Pure profit
  • Real thing
  • Refinance home
  • Removal instructions
  • Remove in quotes
  • Remove subject
  • Removes wrinkles
  • Reply remove subject
  • Requires initial investment
  • Reserves the right
  • We honor all
  • Weekend getaway
  • What are you waiting for?
  • While supplies last
  • While you sleep
  • Who really wins?
  • Why pay more?
  • For instant access
  • For just $ (some amt)
  • For just £ (some amt)
  • Free access
  • Free cell phone
  • Free consultation
  • Free DVD
  • Free grant money
  • Free hosting
  • Free installation
  • Free investment
  • Free leads
  • Free membership
  • Free money
  • Free offer
  • Free preview
  • Free priority mail
  • Free quote
  • Free sample
  • Free trial
  • Free website
  • Full refund
  • Get It Now
  • Get paid
  • Get started now
  • Gift certificate
  • Great offer
  • Guarantee
  • Have you been turned down?
  • Hidden assets
  • Home employment
  • Human growth hormone
  • If only it were that easy
  • In accordance with laws
  • Increase sales
  • Increase traffic
  • Insurance
  • Investment decision
  • It's effective
  • Reverses aging
  • Risk free
  • Round the world
  • S 1618
  • Safeguard notice
  • Satisfaction guaranteed
  • Save $
  • Save £
  • Save big money
  • Save up to
  • Score with babes
  • Section 301
  • See for yourself
  • Sent in compliance
  • Serious cash
  • Serious only
  • Shopping spree
  • Sign up free today
  • Social security number
  • Special promotion
  • Stainless steel
  • Stock alert
  • Stock disclaimer statement
  • Stock pick
  • Stop snoring
  • Strong buy
  • Stuff on sale
  • Subject to credit
  • Supplies are limited
  • Take action now
  • Talks about hidden charges
  • Talks about prizes
  • Teen
  • Tells you it's an ad
  • Terms and conditions
  • The best rates
  • The following form
  • They keep your money, no refund!
  • They're just giving it away
  • This isn't junk
  • This isn't spam
  • University diplomas
  • Unlimited
  • Will not believe your eyes
  • Winner
  • Win
  • Won
  • Winning
  • Work at home
  • You have been selected
  • Your income
  • Viagra
  • Vicodin
  • $$$
  • £££

Still need help?

If you have any questions, get in touch through the live chat in the bottom right corner of your Force24 platform. Our team will be happy to help.