CONTENT A/B TESTING STRATEGY:

TESTING ELEMENTS:

1. OPENING APPROACH:
Version A: Direct problem statement
Version B: Compliment + transition to value
Version C: Question-based engagement
Version D: Social proof opening

2. VALUE PROPOSITION:
Version A: Feature-focused benefits
Version B: Outcome-focused results
Version C: ROI and financial impact
Version D: Risk mitigation and security

3. CALL-TO-ACTION:
Version A: "15-minute call this week?"
Version B: "Worth exploring for [Company]?"
Version C: "Quick conversation to share details?"
Version D: "Interested in learning how this works?"

TESTING METHODOLOGY:

SEQUENTIAL TESTING:
Week 1: Test opening approaches (A vs B vs C vs D)
Week 2: Test value propositions with winning opening
Week 3: Test CTAs with winning opening + value prop
Week 4: Test email length with winning combination

SAMPLE SIZE CALCULATION:
• Base reply rate: 3%
• Minimum detectable effect: 1.5%
• Power: 80%
• Required sample: 2,000 emails per variation

SUCCESS METRICS:
Primary: Reply rate (positive responses)
Secondary: Click-through rate (if links included)
Tertiary: Meeting booking rate
Quaternary: Unsubscribe/spam complaint rate

ANALYSIS DIMENSIONS:
• Industry vertical
• Company size (<50, 50-500, 500+)
• Prospect seniority level
• Geographic region
• Time of send

DOCUMENTATION:
• Winning patterns by segment
• Performance deltas across variations
• Confidence intervals for all metrics
• Recommendations for future campaigns