10 Common Email Mistakes Non-Native English Speakers Make

The 10 most common email mistakes non-native English speakers make are: over-apologizing, over-explaining context, using the wrong formality register, writing sentences that are too long, missing the action request, misusing “please” at the start of sentences, using passive voice when active is clearer, adding unnecessary qualifiers, misreading tone in received emails, and using direct translations that don’t work in English. All 10 are fixable with specific techniques, not just general practice.

1. Over-Apologizing

The mistake: “I’m so sorry to bother you with this. I apologize if this is not the right person to contact. I hope you don’t mind me reaching out.”

Why it happens: Many languages and cultures use more formal apology conventions in written communication. In English professional contexts, this level of apologizing reads as lacking confidence.

The fix: Apologize once, briefly, when you’ve genuinely caused inconvenience. Otherwise, get to your point.

“I’m following up on [topic]. Could you let me know…?“

2. Over-Explaining Context Before Getting to the Point

The mistake: “As you may know, we have been working together since January on the project that was originally discussed at the conference last November, and as part of that work, I have been responsible for the section related to data analysis, and in the context of that work, I wanted to ask you about…”

Why it happens: In many cultures, providing extensive context before a request is polite. In English business email, it’s frustrating.

The fix: Lead with your request or point. Add only the context that the reader genuinely needs to respond.

“Can you review the data analysis section by Thursday? It’s the last piece we need before the full report goes out.”

3. Using the Wrong Formality Register

The mistake (too formal for the context): “Dear Mr. Thompson, I trust this message finds you in good health. I am writing to humbly request a brief meeting at your earliest convenience.”

(Written to a colleague you see every day.)

Or too casual: “Hey! Quick q — what’s the update on the project??”

(Written to a client you’ve met once.)

The fix: Match your formality to your relationship. For ongoing colleagues: “Hi [Name]” and get to the point. For new external contacts: “Dear [Name]” until the relationship has warmed. For most emails: the professional-but-warm middle ground.

4. Sentences That Are Too Long

The mistake: “I wanted to let you know that the project that we discussed in last week’s meeting, which was also mentioned in the email thread that I sent to the team on March 15th, has been completed and the final deliverable has been attached to this email for your review.”

Why it happens: In some languages, long, complex sentences are a sign of sophistication. In English business writing, they’re a sign of unclear thinking.

The fix: One idea per sentence. Under 20 words per sentence when possible.

“The project is complete. I’ve attached the final deliverable for your review.”

5. Missing the Clear Action Request

The mistake: “I have reviewed the document and I have some thoughts on the overall direction. The timeline sections seem ambitious and I’m wondering whether we have accounted for all the dependencies.”

(What do you want the reader to do?)

The fix: Every email needs a clear, specific action request. What do you need from this person by when?

“I’ve reviewed the document. Two concerns: the timeline in section 3 doesn’t account for vendor lead times, and section 4 is missing the Q2 dependency. Can you revise and resend by Friday?“

6. Misusing “Please” at the Start of Sentences

The mistake: “Please can you send me the report? Please make sure to include the appendix. Please confirm when you have done this.”

Why it happens: “Please” feels polite, but starting multiple sentences with it sounds like orders from a list, not a request.

The fix: Use “please” once, or use it within the sentence rather than at the start.

“Could you send me the report including the appendix, and confirm once it’s sent?“

7. Passive Voice When Active Is Clearer

The mistake: “The report was completed by me yesterday. The file has been attached to this email. The meeting notes will be sent by Thursday.”

Why it happens: Passive voice is common in some languages and academic writing contexts. It can feel more polite or formal.

The fix: Active voice is clearer and more direct in business email. Use passive voice only when the actor genuinely doesn’t matter or isn’t known.

“I completed the report yesterday, attached the file, and will send the meeting notes by Thursday.”

8. Adding Unnecessary Qualifiers

The mistake: “I think perhaps this might possibly be worth considering at some point.”

(You have an idea. Say it.)

Why it happens: In some cultures, over-hedging shows deference and respect. In English business writing, it signals lack of confidence.

The fix: Say what you mean. If you’re making a suggestion, make it. If you’re uncertain, say specifically what you’re uncertain about.

“I’d suggest prioritizing the vendor review this week — the deadline is tight.”

9. Misreading Tone in Received Emails

The mistake: Interpreting a brief, direct email as cold or angry.

“Can you send the report by 3pm?” is not hostile. It’s direct American English.

“Noted.” is not passive-aggressive to most Americans. It’s a confirmation.

Why it happens: In many cultures, a message this short would signal displeasure. In direct communication cultures (the US, Germany, the Netherlands), brevity is neutral or even positive.

The fix: Before assuming a short email is hostile, check whether the sender always writes briefly. Check their emails to other people. If they’re consistently brief with everyone, it’s their style, not a signal about you.

10. Direct Translations That Don’t Work

The mistake: “How is it going with you and your family?” (Direct translation from Arabic, Chinese, Spanish, or other languages — entirely inappropriate as an opener to a work email in English.)

“I await your response with great eagerness.” (Sounds enthusiastic but is not how native English speakers write.)

“Can you please give me a comment on this?” (“Give a comment” is not natural English — “share your feedback” or “let me know your thoughts” is.)

The fix: When you’re unsure whether a phrase is natural English, check it. Paste it into Grammarly to see if it flags as awkward, or search the phrase in quotes on Google to see if native speakers write it that way.

The Common Thread

All 10 mistakes share a root cause: writing as if you were writing in your native language, then translating. This produces text that’s grammatically passable but tonally off.

The solution isn’t to stop thinking in your native language — that takes years. The solution is to learn the specific patterns of professional English email and practice them until they become instincts. Templates help, tools help, and deliberate observation of how colleagues in your company write helps most.

For more on building strong professional writing habits, see our business writing toolkit and the email tone guide for global teams.

FAQ

What’s the most common email mistake non-native speakers make?

Over-apologizing and over-explaining before getting to the point are the most frequent. Both come from politeness norms in other languages being applied to English, where directness is valued differently.

How long should a professional email be?

For most purposes, under 200 words. If you can’t convey your message in 200 words, consider whether email is the right channel — a meeting or a document may be more appropriate. The shorter the email, the faster it gets read and acted on.

Does Grammarly help with these mistakes?

Grammarly catches mistakes 2, 4, 7, and 8 well — long sentences, passive voice, and unnecessary qualifiers. It’s less helpful for mistakes 1, 3, 5, 9, and 10, which are more about communication strategy than grammar. Both tools and judgment are needed.

How do I know if my email tone is right?

Read the email as if you received it from someone you don’t know. Does it sound clear? Does it sound professional? Does it have a clear ask? If you’re unsure, run it through a tone analysis tool or ask a trusted colleague who is a native speaker.

Is it appropriate to ask a native speaker colleague to review my emails?

Absolutely. Asking “Does this sound right?” of a trusted colleague is one of the most effective learning tools available to non-native speakers. Most native speakers are happy to help and won’t judge you for asking.