Email Preheader Text Optimizer

Create optimized email preheader text.

**Email Subject Lines:** ${{SUBJECT_LINES}}
**Email Purpose:** ${{PURPOSE}}
**Target Audience:** ${{AUDIENCE}}
**Key Offer/Message:** ${{KEY_MESSAGE}}
**Brand Voice:** ${{VOICE}}

Generate preheader text strategies:

**For Each Subject Line Provided:**

**Complementary Approach:**
- Adds new information
- Expands on curiosity
- Provides context
- Reveals benefit

**Contrast Approach:**
- Different angle
- Unexpected addition
- Question/answer format

**Urgency Addition:**
- Time element
- Scarcity element
- Action prompt

**Personalization:**
- Name integration
- Location reference
- Behavior reference

**Preheader Examples:**
Generate 5 preheader options for each subject line

**Character Count:**
- Optimal: 40-130 characters
- Mobile preview: 40-75 characters
- Desktop preview: 75-130 characters

**Preheader Formulas:**
1. Subject: Curiosity | Preheader: Answer
2. Subject: Benefit | Preheader: Proof
3. Subject: Question | Preheader: Hint
4. Subject: Statement | Preheader: Details
5. Subject: Offer | Preheader: Urgency

**Testing Plan:**
- Preheader A/B tests
- Length testing
- Emoji testing
- Personalization testing

**Common Mistakes:**
- Repeating subject line
- Generic text
- Too long (gets cut off)
- Missing opportunity
- Default "View in browser"