Guia Matthieu Clawfu Skills Sales Letter Writer

Sales Letter Writer

Write high-converting direct response sales letters using the proven methodologies of Gary Halbert (The Boron Letters) and Dan Kennedy (The Ultimate Sales Letter)—master the art of persuasive long-form copy that turns readers into buyers.

When to Use This Skill

Use this skill when you need to:

• Write a long-form sales letter for a product or service
• Create direct mail pieces that generate response
• Write landing page copy in sales letter format
• Craft email sequences with direct response principles
• Develop VSL scripts (video sales letters)
• Write advertorials that sell through story
• Create launch emails that drive conversions
• Improve existing copy that isn't converting

This skill is particularly valuable for:

• Direct response copywriters
• Course and info product creators
• Coaches and consultants selling services
• E-commerce brands with high-ticket items
• Anyone selling through written persuasion
• Marketers needing to write their own sales copy

Methodology Foundation

Sources:

• Gary Halbert - "The Boron Letters" (1984)
• Dan Kennedy - "The Ultimate Sales Letter" (1981, revised editions)

Core Principle: The success of a sales letter depends first on the market (a "starving crowd"), second on the offer, and third on the copy. Master all three to create letters that consistently convert.

"The best thing you can do to improve your copywriting is to copy, by hand, great advertisements and sales letters." — Gary Halbert

"The ability to write a compelling sales letter is the most valuable skill you could ever acquire." — Dan Kennedy

What Claude Does vs What You Decide

What This Skill Does

When invoked, I will guide you through the complete sales letter writing process:

1. Research your customer - Deep understanding before writing
2. Find your "big idea" - The concept that drives the letter
3. Craft your headline - The most important element
4. Structure your letter - Proven flow that converts
5. Write persuasive body copy - Benefits, proof, and story
6. Build an irresistible offer - Stack value, remove risk
7. Create urgency and close - Drive immediate action
8. Refine and test - Optimize for maximum response

How to Use

Provide information about what you're selling and to whom:

Example prompts:

• "Write a sales letter for my [product/service]"
• "Create a long-form landing page for [offer]"
• "Write direct mail copy for [campaign]"
• "Help me craft headlines for [product]"
• "Improve this existing sales letter: [paste copy]"
• "Write a VSL script using Halbert/Kennedy principles"

Information that helps:

• What you're selling (product/service details)
• Who you're selling to (target customer)
• The main problem you solve
• Your unique mechanism or approach
• Testimonials and proof points
• Current price and offer structure
• Any urgency or scarcity elements

Instructions

Phase I: Research (Before You Write)

The Customer Avatar Deep-Dive

Before writing a word, answer Kennedy's essential questions:

Kennedy's Rule: Spend 80% of your time on research, 20% on writing.

Find the "Starving Crowd"

Halbert's #1 principle: The market matters more than the copy.

Signs of a "starving crowd":

• They're actively searching for solutions
• They've already tried (and failed) with other products
• They have disposable income and willingness to spend
• The problem is urgent (not "nice to have")
• They're easy to reach with your message

Collect Your Proof Arsenal

Gather all credible proof elements:

• Customer testimonials (specific results)
• Case studies with numbers
• Before/after demonstrations
• Expert endorsements
• Media mentions
• Scientific studies
• Years in business
• Number of customers served

Phase II: The Big Idea

Every great sales letter has ONE big idea that hooks the reader.

Finding Your Big Idea

The big idea should be:

• Emotionally compelling (creates desire or fear)
• Intellectually interesting (makes them curious)
• Believable yet surprising (credible but new)

Phase III: The Headline

The headline does 80% of the work. If it fails, nothing else matters.

Halbert's Headline Principles

1. Make it specific - Numbers and details create believability
2. Promise a benefit - What's in it for them?
3. Create curiosity - But don't be clever-cryptic
4. Qualify the reader - Self-select your audience

Kennedy's Headline Formulas

The "How To" Formula:

How to [Achieve Desired Result] Without [Common Objection]

Examples:
- How to Lose 20 Pounds Without Giving Up Your Favorite Foods
- How to Double Your Business Without Working More Hours

The "Secrets" Formula:

The Secret of [Achieving Something Desirable]

Examples:
- The Secret of Making People Like You
- The Secret Six-Figure Consultants Don't Want You to Know

The "Warning" Formula:

Warning: Don't [Do Common Action] Until You Read This

Examples:
- Warning: Don't Buy Another Diet Program Until You Read This
- Warning: Don't Hire a Financial Advisor Until You Read This

The "Reason Why" Formula:

[Number] Reasons Why [Target Audience] Are [Achieving Result]

Examples:
- 7 Reasons Why Smart Investors Are Moving to Gold
- 5 Reasons Why Top Athletes Eat This Before Games

The "Question" Formula:

Do You Make These [Number] Mistakes in [Activity]?

Examples:
- Do You Make These 7 Mistakes in Job Interviews?
- Are You Making These Costly Tax Errors?

Phase IV: The Structure

Classic Long-Form Sales Letter Structure

1. HEADLINE
   └── Grabs attention, makes the main promise

2. SUBHEADLINE
   └── Qualifies reader or expands the promise

3. OPENING (The Lead)
   └── Hook them in the first 50 words
   └── Identify the problem they're experiencing
   └── Show you understand their pain

4. CREDIBILITY STATEMENT
   └── Why should they listen to you?
   └── Brief, not braggy

5. THE STORY / EPIPHANY
   └── Your journey or a customer's journey
   └── The discovery that changed everything
   └── Build emotional connection

6. THE MECHANISM
   └── What makes your solution work
   └── Why it's different from what they've tried
   └── The "secret sauce" explained

7. BENEFITS (Not Features)
   └── Everything they'll get/achieve
   └── Paint vivid pictures of results
   └── Use bullet points for scanability

8. PROOF
   └── Testimonials with specific results
   └── Case studies
   └── Demonstrations
   └── Third-party validation

9. THE OFFER
   └── Exactly what they're getting
   └── Stack the components
   └── Assign value to each piece

10. BONUSES
    └── Additional value items
    └── Should relate to main offer
    └── Create "pile on" effect

11. PRICE REVEAL
    └── Compare to alternatives
    └── Break down to daily/monthly cost
    └── Show the value vs. price gap

12. GUARANTEE
    └── Remove all risk
    └── Make it bold and specific
    └── "Better than money back" if possible

13. URGENCY/SCARCITY
    └── Why they must act NOW
    └── Real deadlines or limits
    └── Consequence of waiting

14. CALL TO ACTION
    └── Exactly what to do
    └── Make it crystal clear
    └── Repeat the key benefit

15. P.S. SECTION
    └── Restate main benefit
    └── Remind of urgency
    └── Often read first (after headline)

Phase V: Writing the Copy

The Opening (First 100 Words)

Your opening must accomplish three things:

1. Hook - Stop them from leaving
2. Empathize - Show you understand
3. Promise - Hint at the solution

Opening Patterns:

The "Problem-Agitate" Opening:

If you've ever [experienced painful situation], you know
how frustrating it can be when [consequence of problem].

You've probably tried [common failed solution] only to find
that [why it didn't work].

And the worst part? [Emotional consequence].

But what if there was a way to [desired outcome]?

The "Story" Opening:

[Name] was about to [give up/face consequence].

After [time period] of [struggling with problem], [he/she]
had tried everything—[list failed attempts].

Nothing worked. Until [the moment of discovery]...

The "Shocking Statement" Opening:

[Counterintuitive claim that challenges beliefs].

I know that sounds [crazy/impossible/too good to be true].

But in the next few minutes, I'm going to show you exactly
why [the counterintuitive thing] is true—and how you can
use it to [achieve desired result].

Kennedy's "Bucket Brigade"

Short transitional phrases that keep readers moving:

• "Here's the thing..."
• "But that's not all..."
• "Now, here's where it gets interesting..."
• "And the best part?"
• "But wait—there's more..."
• "Here's what I mean..."
• "Think about it..."
• "Here's the bottom line..."

Halbert's Rules for Readable Copy

1. One idea per sentence
2. Short paragraphs (2-4 sentences max)
3. Use "you" liberally
4. Write conversationally (like a letter to a friend)
5. Be specific ("37 pounds in 6 weeks" not "lose weight")
6. Use stories (people remember stories, not facts)

The "Damaging Admission"

Kennedy's technique for building credibility by admitting a flaw:

"Look, I'll be honest with you—this isn't cheap."
"I'm not going to lie—this requires work."
"This won't work for everyone..."

This builds trust and pre-handles objections.

Phase VI: The Offer Stack

Building the Stack

The Stack Reveal:

Here's everything you're getting today:

✓ [Core Offer] .......................... $997 value
✓ [Bonus #1] ............................ $197 value
✓ [Bonus #2] ............................ $297 value
✓ [Bonus #3] ............................ $497 value
✓ [Fast-Action Bonus] ................... $300 value

Total Value: $2,288

But you're not paying $2,288...
You're not even paying $997...

Today, your investment is just $497

The Guarantee

Types of guarantees (strongest to weakest):

1. Better Than Money Back - "Keep the bonuses even if you refund"
2. Results Guarantee - "If you don't [specific result], full refund"
3. Unconditional - "No questions asked, full refund"
4. Conditional - "Complete the program, and if no results, refund"

Phase VII: The Close

Creating Urgency

Real urgency elements:

• Limited quantity ("Only 50 spots available")
• Deadline ("Price increases Friday at midnight")
• Seasonal ("Before tax season ends")
• Bonuses expiring ("Fast-action bonus gone in 24 hours")

Consequence of waiting:

Every day you wait is another day of [suffering consequence].

How much longer can you afford to [continue current situation]?

The people who take action today will be [enjoying result]
while those who wait will still be [stuck in problem].

The Call to Action

Be crystal clear:

Click the button below to get instant access.

You'll be taken to a secure order form where you can
complete your purchase in less than 60 seconds.

Within minutes, you'll have full access to [everything
they're getting], and you can start [experiencing benefit]
immediately.

[BUTTON: Get Instant Access Now]

The P.S. Section

The P.S. is often read first (after the headline). Use it wisely:

P.S. Remember, you're protected by our [guarantee]. If
[condition], you get a full refund. You literally have
nothing to lose and [everything to gain].

P.P.S. [Urgency reminder]—the [bonus/price] expires
[deadline]. Don't miss out.

P.P.P.S. Still not sure? [Address final objection or add
one more proof point].

Examples

Example 1: Online Course Sales Letter

Context: Selling a $497 course on email marketing for e-commerce

HEADLINE:

How This "Weird" Email Strategy Generated $2.1 Million
in 90 Days For a Small Candle Company
(And How You Can Use It Too)

SUBHEADLINE:

Without a huge list. Without being "salesy."
And without spending a dime on ads.

OPENING:

Dear Fellow E-Commerce Owner,

If you're sending emails to your list and hearing nothing
but crickets...

If you've tried "best practices" that somehow never work
for YOUR business...

If you're watching competitors crush it while you wonder
what you're doing wrong...

Then this might be the most important letter you ever read.

Because in the next few minutes, I'm going to show you the
exact email strategy that transformed a struggling candle
company into a $2.1 million success story—in just 90 days.

And no, it has nothing to do with:
- Sending more emails
- Using "AI" to write your copy
- Offering bigger discounts
- Or any of the tired advice you've heard before

Instead, it's about a simple shift in HOW you think about
email—a shift that, once you make it, changes everything.

OFFER STACK:

Here's everything included in Email Revenue Engine:

✓ The Complete Email Revenue Engine System
  8 modules, 47 video lessons ($1,997 value)

✓ The "Silent Seller" Template Library
  52 proven email templates, copy-paste ready ($497 value)

✓ The Automated Welcome Sequence Builder
  Set-and-forget sequences that convert ($297 value)

✓ Private Community Access
  Get feedback, ask questions, share wins ($597 value)

✓ BONUS: Live Q&A Call with Me (Monthly)
  Get your specific questions answered ($500 value)

Total Value: $3,888

Your Investment Today: Just $497

That's less than what most businesses spend on ONE Facebook
ad that doesn't work.

P.S.:

P.S. Remember—you're protected by my "Double Your Email
Revenue" guarantee. Implement the system for 90 days. If
you haven't at least doubled your email revenue, I'll
refund every penny AND let you keep all the templates.
You literally can't lose.

P.P.S. The "Silent Seller" template library took me 3 years
to build. And right now, you can get instant access for less
than the cost of hiring a copywriter for ONE email. But only
until Friday—then the price goes up to $997.

Example 2: B2B Service Sales Letter

Context: Selling a $5,000 done-for-you LinkedIn lead generation service

HEADLINE:

WARNING: Don't Waste Another Month on LinkedIn
Until You Read This

SUBHEADLINE:

How B2B Founders Are Getting 15-30 Qualified Sales Calls
Per Month—Without Cold Calling, Ads, or Posting Content

OPENING:

Dear Fellow B2B Founder,

Let me guess...

You know LinkedIn could be a goldmine for your business.
You've heard the success stories. You've seen competitors
landing clients.

But when YOU try it?

You post content that gets 12 likes (mostly from your mom
and your college roommate).

You send connection requests that get ignored.

You spend hours "engaging" with posts, hoping someone
notices you.

And at the end of the month, you have zero new clients to
show for it.

Here's the uncomfortable truth: You're playing the wrong game.

While you're trying to become a "LinkedIn influencer,"
your competitors are using a completely different approach—
one that fills their calendar with qualified buyers without
posting a single piece of content.

And today, I'm going to show you exactly how they do it.

THE MECHANISM:

It's called the "Direct Buyer" System, and it works because
of one simple truth:

Your ideal clients are already ON LinkedIn.
They're already LOOKING for solutions.
They just need the right MESSAGE at the right TIME.

Our system does three things:

1. IDENTIFY: We find the exact decision-makers who need
   what you sell, right now. Not "someday." NOW.

2. ENGAGE: We start conversations using a proven sequence
   that gets responses (even from busy executives).

3. QUALIFY: We filter out tire-kickers and only book calls
   with buyers who have budget, authority, and urgency.

The result? 15-30 qualified sales calls per month, on autopilot.

No content creation.
No cold calling.
No ads.

Just real conversations with real buyers.

GUARANTEE:

Here's my "15 Calls or Free" Guarantee:

In your first 60 days, you'll receive at least 15 qualified
sales calls with decision-makers who fit your ideal customer
profile.

If you don't? I'll continue working for free until you do.

And if after 90 days, you're still not seeing results, I'll
refund your entire investment—no questions asked.

Why can I make such a bold guarantee?

Because I've done this for 127 B2B companies across 23
industries. I know it works. The only question is whether
you're ready to stop wasting time on LinkedIn and start
getting real results.

URGENCY:

Fair warning: I can only take on 4 new clients this month.

Not because of some fake scarcity—but because we do
everything manually, with real humans, and I refuse to
sacrifice quality for volume.

As of today, 2 spots are already filled.

When the remaining 2 are gone, you'll have to wait until
next month (or longer, depending on our capacity).

If you're serious about filling your pipeline with qualified
buyers, click the button below now to schedule your strategy call.

Checklists & Templates

Pre-Writing Research Checklist

KNOW YOUR CUSTOMER:
□ What problem keeps them awake at night?
□ What have they tried that failed?
□ What do they secretly desire?
□ What objections will they have?
□ What proof will convince them?

KNOW YOUR PRODUCT:
□ What is the main transformation/result?
□ What makes it different from alternatives?
□ What is the unique mechanism?
□ What proof points do you have?

KNOW YOUR OFFER:
□ What's included?
□ What bonuses can you add?
□ What guarantee removes risk?
□ What urgency/scarcity is real?

Headline Testing Checklist

□ Does it promise a specific benefit?
□ Does it create curiosity?
□ Is it believable yet surprising?
□ Does it qualify the right reader?
□ Would YOU click on it?
□ Have you written at least 25 alternatives?

Sales Letter Review Checklist

HEADLINE & OPENING:
□ Headline promises specific benefit
□ Subheadline expands or qualifies
□ Opening hooks in first 50 words
□ Problem is clearly identified
□ Empathy established

BODY:
□ Story/journey included
□ Mechanism explained (why it works)
□ Benefits emphasized over features
□ Proof throughout (testimonials, results)
□ Objections addressed
□ "Bucket brigades" keep flow

OFFER & CLOSE:
□ Clear offer stack with values
□ Bonuses add perceived value
□ Strong guarantee removes risk
□ Real urgency/scarcity
□ Crystal clear CTA
□ Compelling P.S. section

READABILITY:
□ Short sentences
□ Short paragraphs (2-4 sentences)
□ Conversational tone
□ Specific numbers, not vague claims
□ "You" used frequently

Swipe File Practice Template

Halbert required students to hand-copy winning letters. Use this for practice:

DATE: ____________________
LETTER: ____________________
AUTHOR: ____________________

WHAT I LEARNED:
1. ____________________
2. ____________________
3. ____________________

TECHNIQUES TO USE:
□ Headline approach: ____________________
□ Opening hook: ____________________
□ Proof element: ____________________
□ Close technique: ____________________

Skill Boundaries

What This Skill Does Well

• Structuring audio production workflows
• Providing technical guidance
• Creating quality checklists
• Suggesting creative approaches

What This Skill Cannot Do

• Replace audio engineering expertise
• Make subjective creative decisions
• Access or edit audio files directly
• Guarantee commercial success

References

Primary Sources:

• Halbert, Gary. "The Boron Letters." (1984)
• Kennedy, Dan. "The Ultimate Sales Letter." Adams Media, 1981 (4th edition 2011).

Additional Resources:

• The Gary Halbert Letter Archive (thegaryhalbertletter.com)
• Kennedy's "No B.S." book series
• GKIC (Glazer-Kennedy Insider's Circle) archives

Related Skills

• copywriting-schwartz - Understanding awareness levels
• copywriting-ogilvy - Classic advertising principles
• copy-frameworks - AIDA, PAS, and other structures
• headline-formulas - Extended headline templates
• persuasion-cialdini - Psychology of influence
• grand-slam-offers - Building irresistible offers
• email-writing - Email-specific applications

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