Business CommunicationUnit 511 min read

Business Letters: Formats, Types & Writing Skills

Unit 5 of Business Communication covers the structure, types, and writing techniques of business letters, including formal/informal styles, key components (headings, body, closings), and real-world applications in hospitality and corporate settings.

TAKEAWAYS:

  • Business letters follow a standardized format (sender’s address, date, recipient’s address, subject, salutation, body, closing, signature) to ensure clarity and professionalism.
  • Types include formal letters (e.g., complaints, inquiries), semi-formal letters (e.g., follow-ups), and informal letters (e.g., internal memos), each suited to different contexts.
  • Tone, conciseness, and correctness are critical—errors in grammar, tone, or structure can damage credibility.
  • Visual aids (e.g., block vs. indented formats) and real-world examples (e.g., Daraz refund requests, Nabil Bank loan applications) demonstrate practical application.
  • Hospitality-specific letters (e.g., guest complaints, vendor negotiations) require empathy, clarity, and adherence to company branding.
  • Exam focus: Memorize formats, practice writing letters for given scenarios, and analyze errors in sample letters.

1. Definition and Purpose of Business Letters

A business letter is a formal written communication between organizations, employees, or customers. Unlike emails or memos, it carries a permanent record, legal weight (e.g., contracts, complaints), and a professional tone.

011.2522.533.7545Internal Communication30External Communication45Customer Service20Official Notices5
Primary purposes of business letters in Nepali workplaces (sample data)

Why it matters in hospitality? Hotels, restaurants, and travel agencies use letters for:

  • Guest complaints/resolutions (e.g., Tribhuvan International Hotel handling a broken AC).
  • Vendor negotiations (e.g., Himalayan Java ordering coffee beans).
  • Job applications (e.g., Kathmandu International Airport hiring chefs).

2. Key Components of a Business Letter

Every business letter follows a structured format. Below is a visual breakdown of the block format (most common in Nepal):

Sender's AddressDateRecipient's AddressSubject LineSalutation (e.g., 'Dear Sir/Madam')Body (3-4 paragraphs: intro, details, conclusion)Block Format (Nepal)
Hierarchical breakdown of block format components (most common in Nepal)

Example: A Complaint Letter to Daraz

Tribhuvan International Hotel
Kathmandu, Nepal
10th October 2023

Daraz Customer Care
Daraz Office
Lalitpur, Nepal

Subject: Defective Air Conditioner in Room 305

Dear Sir/Madam,

I am writing to report a malfunctioning air conditioner in Room 305, which has caused discomfort during my stay. Despite multiple requests to the front desk, the issue remains unresolved.

I request immediate attention to this matter. Please arrange for a technician to inspect the unit by 12th October 2023. For your reference, the room key number is [XXX].

Thank you for your prompt action.

Yours sincerely,
[Your Name]
[Your Position]
Tribhuvan International Hotel

3. Types of Business Letters

Business letters vary by purpose, tone, and recipient. Below is a comparison table:

Type Purpose Tone Example in Nepal Hospitality Use Case
Formal Letter Legal, official requests Polite, precise NTC billing complaint, NEPSE share transfer Guest complaint to Dwarika’s Hotel
Semi-Formal Letter Follow-ups, internal communications Friendly but professional Daraz order status update Email to a supplier about delayed ingredients
Informal Letter Casual internal notes Relaxed Memo to a colleague about a meeting Note to kitchen staff about a new menu item
Sales Letter Promoting products/services Persuasive Nabil Bank loan advertisement Pitching a wedding package to Hotel Yak & Yeti
Enquiry Letter Requesting information Polite Asking Daraz about return policies Inquiring about catering services at Thamel venues

4. Formal vs. Informal Letters: A Real-World Example

Scenario: A guest at Hotel Himalaya (Kathmandu) requests a refund for a canceled event due to a power outage.

Formal Letter (To Management)

Hotel Himalaya
Thamel, Kathmandu
15th October 2023

The Manager
Hotel Himalaya
Thamel, Kathmandu

Subject: Request for Refund Due to Power Outage

Dear Sir/Madam,

On 14th October 2023, a scheduled event at your hotel was disrupted due to an unexpected power outage. Despite our efforts, the issue could not be resolved promptly, causing inconvenience to our clients.

We kindly request a full refund for the booked services. Attached is the invoice (No. HIM-2023-456) for your reference.

We appreciate your prompt attention to this matter.

Yours sincerely,
[Guest Name]
[Contact Details]

Informal Letter (To a Colleague)

Hi Ramesh,

Just a quick note—can you check with the hotel’s maintenance team about the power outage yesterday? We’ve had complaints from the *Corporate Event* team, and they’re asking for a refund.

Let me know if we need to escalate this to the manager.

Best,
[Your Name]

5. Writing Skills: Tone, Clarity, and Correctness

A. Tone

  • Formal: Use phrases like "We kindly request..." instead of "Give me...".
  • Informal: "Hi [Name], just checking in on the order status..."

B. Clarity

  • Avoid jargon: Instead of "Per your directive," write "As you mentioned...".
  • Use bullet points for lists (e.g., menu changes, complaint details).

C. Correctness

  • Grammar: "We are unable to process your request at this time." (Not "We can’t do it.")
  • Proofread: Use tools like Grammarly or ask a colleague to review.

6. Common Mistakes and How to Avoid Them

Mistake Example Correction
Incorrect salutation "Dear Sir," to a female recipient "Dear Ms. Sharma," or "Dear Hiring Manager,"
Vague subject line "Regarding an issue" "Request for Extension of Event Booking"
Overly emotional tone "This is unacceptable!" "We regret the inconvenience and are taking steps to resolve it."
Missing enclosures "See attached" without files "Enclosure: Invoice No. HIM-2023-456"

7. Business Letters in Hospitality: Case Study

Company: Kathmandu International Airport (KIA) Scenario: A passenger’s luggage is delayed. The airport writes a formal apology letter with:

  1. Acknowledgment of the issue.
  2. Compensation (e.g., voucher for airport lounge access).
  3. Follow-up (tracking number for luggage).
Passenger ComplaintComplaint receivedby airportInvestigation & AcknowledgmentFormal apologyletter sent (acknowledCompensation ProvidedLounge accessvoucher issuedLuggage DeliveredPhysical delivery+ follow-up letter
Hospitality case study: Luggage delay resolution workflow

Real Letter Example:

Kathmandu International Airport
Kathmandu, Nepal
20th October 2023

Mr. ABC
[Passenger Address]

Subject: Delayed Luggage – Reference No. KIA-2023-789

Dear Mr. ABC,

We sincerely apologize for the delay in delivering your luggage (Flight KTM 456). Our records show it was misrouted due to a technical error.

As a gesture of goodwill, we have arranged complimentary access to our Business Lounge for 24 hours. Your luggage is now en route and will be delivered by 22nd October 2023.

Thank you for your patience.

Yours sincerely,
[Manager’s Name]
Customer Relations Officer
Kathmandu International Airport

In the Real World

  1. eSewa and Khalti

    • When you dispute a transaction, eSewa sends a formal letter (via email) explaining the investigation process. This mirrors the enquiry letter structure we studied.
    • How it works: The letter includes:
      • Subject: "Dispute Reference No. ESW-2023-1234"
      • Body: Steps for verification, timeline (e.g., "We’ll resolve this within 7 days").
      • Closing: "We appreciate your patience."
  2. Daraz Customer Service

    • If your order is delayed or defective, Daraz’s automated reply is a semi-formal letter (via email) with:
      • Apology: "We regret the inconvenience."
      • Solution: "Your refund will be processed in 3-5 days."
      • Tracking: "Order No. DAR-2023-5678 is under review."
    • Real-world trace: Compare this to the complaint letter we wrote for Tribhuvan International Hotel.
  3. Nabil Bank Loan Applications

    • When applying for a business loan, you submit a formal letter with:
      • Introduction: "I am writing to apply for a loan of NPR 5,00,000..."
      • Purpose: "To expand my guesthouse in Pokhara."
      • Supporting documents: "Attached: Business plan, bank statements."
    • Exam link: This is a sales letter where you’re "selling" your business idea to the bank.

Exam Tip

  1. Format is 30% of your marks – Always use block format unless specified otherwise.
  2. Practice writing letters for given scenarios (e.g., "Write a letter to a supplier complaining about delayed ingredients").
  3. Analyze errors – Exams may ask you to correct a poorly written letter (e.g., fixing tone or structure).
  4. Memorize key phrases:
    • Formal: "We trust this matter will be resolved to your satisfaction."
    • Informal: "Looking forward to your update!"
  5. Case studies – Expect questions like:
    • "How would you write a letter to Pathao regarding a billing error?"
    • "Differentiate between a formal and informal letter using an example from NTC."

Final Visual: Business Letter Structure Cheat Sheet

Sender's Address (Top Left)Date (Below Sender)Recipient's Address (Left-aligned)Subject Line (Bold)Salutation (Formal)Introduction (Purpose)Details (Content)Conclusion (Call to Action)Body (3-4 Paragraphs)Formal LetterSender's Address (Optional)Date (Optional)Recipient's Name (Direct)Body (Conversational)Closing (Casual)Signature (Handwritten)Informal LetterBusiness Letter Structure Cheat Sheet
Structural comparison: Formal vs. Informal business letters

Based on the TU BHM syllabus for Business Communication (ENG203), unit 5.

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