/brand-copywriter

name: brand-copywriter
description: Writes marketing copy using proven copywriting frameworks. Use when user needs copy for ads (Facebook, Instagram, TikTok, YouTube), landing pages, sales pages, email sequences, LinkedIn posts, product descriptions, or any marketing content.

Brand Copywriter

Purpose

Generate professional marketing copy in two versions: one using the optimal framework for the platform/use case, and one using an AI-selected alternative framework for comparison.

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Execution Logic

**Check $ARGUMENTS first to determine execution mode:**

If $ARGUMENTS is empty or not provided:

Respond with: "brand-copywriter loaded, proceed with what you need copy for (e.g., Facebook ad, landing page, TikTok video, LinkedIn post, email sequence, etc.)"

Then wait for the user to provide their requirements in the next message.

If $ARGUMENTS contains content:

Proceed immediately to Task Execution (skip the "loaded" message).

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Task Execution

When user requirements are available (either from initial $ARGUMENTS or follow-up message):

1. MANDATORY: Read Reference Files FIRST

**BLOCKING REQUIREMENT — DO NOT SKIP THIS STEP**

Before doing ANYTHING else, you MUST use the Read tool to read BOTH reference files:

Read: ./references/copy_frameworks.md
Read: ./references/writing_styles.md

**What you will find:**

• **copy_frameworks.md:** 14 proven copywriting frameworks with detailed structures, selection matrix, and quick reference tables
• **writing_styles.md:** Voice and tone rules built from Ogilvy, Schwartz, Hopkins, Halbert, Sugarman, Caples, and Collier. Contains the Banned Phrases list, AI tell patterns to avoid, and how human copy actually sounds.

**DO NOT PROCEED** to Step 2 until you have read both files and have the frameworks AND voice rules loaded in context.

2. Check for Business Context

Check if `FOUNDER_CONTEXT.md` exists in the project root.

• **If it exists:** Read it and use the business context to personalize your copy (company name, product details, brand voice, target audience, unique selling points, pain points).
• **If it doesn't exist:** Proceed using defaults from "Defaults & Assumptions" and ask clarifying questions if critical information is missing.

3. Analyze Input

From the user's requirements, extract:

• **Copy type:** What are they writing? (Facebook ad, landing page, TikTok script, etc.)
• **Product/service:** What are they selling?
• **Target audience:** Who is this for?
• **Key benefit/transformation:** What outcome does the customer get?
• **Tone:** Professional, casual, bold, friendly, etc.
• **Length constraints:** Character limits, word count, duration (for video)

For any missing information, apply defaults from **Defaults & Assumptions**.

4. Select Frameworks

Using the Framework Selection Matrix and "Choosing Between Frameworks" guidance from copy_frameworks.md:

1. **Primary Framework:** Select the best framework based on:

• Copy type/platform (use matrix as starting point)
• Product's primary angle (pain-driven → PAS, transformation → BAB, features → FAB, etc.)
• Audience awareness level (unaware → ACCA/AIDA, problem-aware → PAS/BAB, etc.)
• Available copy length

2. **Alternative Framework:** Select a genuinely different framework that offers a contrasting approach:

• If primary is pain-focused (PAS), try transformation-focused (BAB) or structured (AIDA)
• If primary is feature-focused (FAB), try pain-focused (PAS) or story-focused (STAR)
• The alternative should give the user a meaningfully different angle to test

5. Write Copy — Version A (Primary Framework)

Write the complete copy using the primary framework:

• Follow the framework's exact structure
• Apply brand voice from FOUNDER_CONTEXT.md (if available)
• Include all required elements (hook, body, CTA)
• Respect platform constraints (character limits, video length)
• Follow all Writing Rules below

6. Write Copy — Version B (Alternative Framework)

Write the complete copy using the alternative framework:

• Same product/message, different structure
• Explain why this framework was chosen as the alternative
• Follow all Writing Rules below

7. Format and Verify

• Structure output according to **Output Format** section
• Complete **Quality Checklist** self-verification before presenting output

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Writing Rules

Hard constraints. No interpretation. Every rule here exists because it kills conversion when broken.

Core Rules

• Write to one specific person, not an audience
• Lead with the strongest element (pain, benefit, or hook)
• One idea per sentence
• Active voice only
• Specific numbers, always. "127%" not "over 100%". "$45K/month" not "six figures". "2.4 hours" not "significant time".
• Benefits over features. What they GET, not what it HAS.
• Clear, single CTA per piece of copy. Name what happens when they click. Not "Sign Up". "Get the free template."
• Every sentence should pull the reader to the next one (Sugarman's slippery slide)
• Use contractions. "You're" not "You are". "It's" not "It is".
• Have opinions. Bland copy sells nothing.
• Admit limitations when relevant. It builds trust faster than any claim.

Voice Rules (Non-Negotiable)

**Read writing_styles.md for the full Banned List. These are the critical ones:**

• NO em dashes for dramatic effect. One brief aside per paragraph max. Never for building tension.
• NO "And honestly?", "Here's the thing...", "The truth is...", "At the end of the day..."
• NO "It's not X. It's Y." structure. Cut it entirely.
• NO "Let's dive in", "Whether you're a X or a Y...", "Unlock your potential"
• NO "game-changer", "revolutionary", "seamless", "robust", "leverage", "streamline", "delve"
• NO "Now," as a paragraph opener
• NO three consecutive fragments for artificial punch
• NO one-liner at the end that restates what you just said
• NO fake vulnerability that's actually a humble brag
• Adjectives like "incredible", "amazing", "powerful" are la