Course Content All Lessons
A1
Beginner
39 lessons
Common Greetings Present Simple Tense Listening Skills: Tips and Strategies Telephone and Video Call English Articles: A, An and The Numbers, Dates and Time Asking Simple Questions The Verb To Be Classroom and School Vocabulary Personal Pronouns: I, You, He, She Plurals: Regular and Irregular Nouns Possessives: My, Your, His, Her Family Members and Relationships Food and Drink Basics Days, Months and Seasons Reading: A Short Email to a Friend Colours, Shapes and Sizes Reading: Short Personal Profiles Reading: Signs and Notices Reading: Product Labels Using Capital Letters and Full Stops Reading: A Simple Menu Reading: A Basic Timetable Writing Your First Email in English Writing About Yourself Writing a Simple Message Writing a Shopping List Writing Numbers and Dates Correctly Listening: Numbers and Prices Listening: Greetings and Introductions Listening: Simple Instructions Listening: Spelling Names and Words Greeting People and Saying Goodbye Listening: Days and Times Listening: Short Conversations at a Shop Asking for Directions Introducing Yourself in English Ordering Food and Drinks Talking About Your Daily Routine
A2
Elementary
30 lessons
Past Simple Tense Reading: A Day in London Writing Paragraphs Food and Drink Vocabulary The Present Continuous Tense Describing People: Appearance and Personality At the Airport Reading: A Famous City Writing Simple Sentences Comparatives and Superlatives Simple Past Tense: Regular Verbs Simple Past Tense: Irregular Verbs Can and Can't: Ability and Permission How Much and How Many Work and Jobs Vocabulary Transport and Travel Vocabulary Sports and Hobbies Health and Body Parts Shopping and Money Vocabulary Reading: A Short News Story Reading: A Holiday Postcard Reading: A Job Advertisement Reading: A Simple Recipe Reading: A Hotel Review Writing About Your Weekend Writing a Postcard Writing a Short Biography Using Connectors: And, But, Because Writing a To-Do List and Notes Listening: At the Airport
B1
Intermediate
24 lessons
Reading: The Future of Work Understanding Accents and Dialects Countable and Uncountable Nouns The Present Perfect Tense Phrasal Verbs: Top 30 Health and Medicine Vocabulary Listening Strategies for Podcasts Job Interview English Writing a Formal Letter First and Second Conditional Modal Verbs: Should, Must, Might Environment and Nature Vocabulary Passive Voice in Present and Past Gerunds and Infinitives Reading: Understanding Charts and Graphs Business and Work Vocabulary Technology and the Internet Feelings and Emotions Vocabulary Reading: A Newspaper Article Reading: A Book Review Reading: An Informal Blog Post Reading: A Travel Guide Extract Reading: A Science Article Writing a Complaint Email
B2
Upper Intermediate
24 lessons
Business Email Writing Reading: The Art of Listening Passive Voice Discourse Markers and Linking Words Academic Writing: Paragraphs and Essays Debate and Discussion Language Reading: Understanding Opinion Pieces Relative Clauses: Defining and Non-defining Third Conditional and Mixed Conditionals Academic Vocabulary: Word Families Inversion for Emphasis Cleft Sentences for Emphasis Reading: Academic Journal Extracts Environment and Climate Change Vocabulary Idioms and Fixed Expressions Politics and Society Vocabulary Collocations: Common Verb-Noun Pairs Prefixes and Suffixes for Word Building Reading: A Research Summary Reading: A Financial News Article Reading: Identifying Bias in Media Reading: Literary Prose Extracts Summarising and Paraphrasing Writing an Argumentative Essay
C1
Advanced
16 lessons
Nominalisation in Academic English Advanced English Idioms Hedging Language in Formal Writing Advanced Collocations and Word Partnerships Reported Speech Critical Listening: Analysing Arguments Persuasive Speaking and Rhetoric Reading: Literary and Cultural Texts Advanced Passive Structures Subjunctive Mood in Formal English Advanced Conditionals and Wishes Concession and Contrast Structures Formal and Informal Register False Friends and Confusing Words Idioms in Professional Contexts Reading: Philosophical Arguments
Lessons Writing
📧

Writing a Complaint Email

Writing Intermediate ~2 min

Write professional complaint emails that actually get results, with the right tone and structure.

📖 Lesson

What You Will Learn

You'll learn how to write complaint emails that are clear, professional, and effective — without sounding angry or rude. This is a practical skill for dealing with bad service, defective products, or unmet expectations.

Explanation

Complaint emails are tricky because you need to express frustration while staying professional. The goal isn't to vent — it's to get the problem solved. Think of it like this: would you yell at a customer service representative face-to-face? Probably not. Your email should have the same respectful tone.

A good complaint email has four parts:
1. Opening: State the problem clearly (not emotionally)
2. Details: Explain when, where, and what happened
3. Impact: Show how this affected you
4. Request: Be specific about what you want (refund, replacement, apology)

Examples

❌ Too angry:
"Your product is terrible! It broke after one week. This is ridiculous!"

✅ Professional:
"I purchased your laptop on January 15th (Order #54782). Unfortunately, the screen flickered and died after seven days of normal use. This interrupted my work project. Could you please replace the device or offer a full refund?"

Real situation — Restaurant complaint:
"I dined at your restaurant last Saturday and ordered the salmon. It arrived cold, and when I mentioned this, your staff seemed dismissive. I'd appreciate either a replacement meal or a refund for that course ($28)."

Common Mistakes

Using ALL CAPS or multiple exclamation marks!!! — Sounds like you're shouting. Use normal punctuation.
Being vague — "Your service is bad" doesn't help. Say: "My order arrived 2 hours late."
Demanding without asking — Use "Could you please..." or "I would appreciate..." instead of "Fix this now!"
Mixing personal attacks with facts — Focus on what went wrong, not how incompetent the company is.

Quick Tips

Cool down first — Write the email tomorrow, not right now
Include evidence — Order numbers, dates, photos (if relevant)
Keep it short — Three paragraphs maximum
Proofread carefully — Errors weaken your credibility
Save a copy — You might need it later

Follow Along reads paragraph by paragraph with highlighting. Hover underlined words for quick definitions.

🃏 Key Vocabulary — tap to flip

13 words
lodge a complaint
/lɒdʒ ə ˈkɒmpleɪnt/
Intermediate
Tap to see definition →
Definition
Officially make a formal complaint to a person or organization in authority.
"I decided to lodge a complaint with the airline about the delayed flight."
Tap to flip back
resolution
/ˌrezəˈluːʃən/
Intermediate
Tap to see definition →
Definition
A solution to a problem or dispute that satisfies everyone involved.
"The hotel offered a 50% refund as a resolution to the booking error."
Tap to flip back
attach
/əˈtætʃ/
Intermediate
Tap to see definition →
Definition
Fasten or add a document, photo, or file to an email or form.
"I'll attach screenshots of the broken product to my email."
Tap to flip back
issue
/ˈɪʃuː/
Intermediate
Tap to see definition →
Definition
A problem or difficulty that needs to be solved or discussed.
"There's an issue with my subscription—I was charged twice this month."
Tap to flip back
rectify
/ˈrektɪfaɪ/
Intermediate
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Definition
Correct or fix something that is wrong or mistaken.
"We hope to rectify this situation as soon as possible."
Tap to flip back
due to
/ˈdjuː tu/
Intermediate
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Definition
Because of something; caused by something specific.
"Due to a warehouse error, my order arrived three weeks late."
Tap to flip back
defective
/dɪˈfektɪv/
Intermediate
Tap to see definition →
Definition
Not working properly; broken or faulty
"The headphones I bought were defective, so the right side didn't produce any sound."
Tap to flip back
inconvenience
/ˌɪnkənˈviːnjəns/
Intermediate
Tap to see definition →
Definition
Trouble, difficulty, or disruption caused to someone
"We apologize for any inconvenience this delay may have caused our customers."
Tap to flip back
complaint
/kəmˈpleɪnt/
Intermediate
Tap to see definition →
Definition
A formal expression of dissatisfaction about something that went wrong
"I filed a complaint with the restaurant because my food arrived burnt."
Tap to flip back
refund
/ˈriːfʌnd/
Intermediate
Tap to see definition →
Definition
Money returned to you because a product was defective or service was poor
"Since the software didn't work, I requested a full refund."
Tap to flip back
dissatisfied
/ˌdɪsˈsætɪsfaɪd/
Intermediate
Tap to see definition →
Definition
Not happy or content with something received or experienced
"I'm dissatisfied with the quality, and I want to discuss options."
Tap to flip back
vague
/veɪɡ/
Intermediate
Tap to see definition →
Definition
Not clear or specific; lacking important details
"Saying 'the service was bad' is too vague—explain exactly what happened."
Tap to flip back
dismissive
/dɪsˈmɪsɪv/
Intermediate
Tap to see definition →
Definition
Showing a lack of interest or respect; treating someone's concern as unimportant
"The staff was dismissive when I complained about my cold food."
Tap to flip back

✏️ Fill in the Blank

Type the missing word to complete each sentence.

I decided to ___ with the airline about the delayed flight.
The hotel offered a 50% refund as a ___ to the booking error.
I'll ___ screenshots of the broken product to my email.
There's an ___ with my subscription—I was charged twice this month.
We hope to ___ this situation as soon as possible.

✅ Check Your Understanding

Quick Check
3 questions · no login needed

1. Which of the following is the BEST opening for a complaint email?

2. What should you do BEFORE writing a complaint email?

3. Which statement is an example of being TOO VAGUE in a complaint email?

🧠 Practice Quizzes

Test Your Knowledge: Writing a Complaint Email
5 questions · 10 min
🎯
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