Write a cold email outreach template in a {{tone}} tone targeting supply chain managers in martech. Include:
- Complete cold email (subject line under 50 chars, personalized opening, value prop, social proof, CTA, signature)
- 3 follow-up emails (3, 5, 7 days)
- 5 personalization research points with how to find them
- CAN-SPAM/GDPR compliance checklist and opt-out template
Maximum 800 words. Provide a ready-to-use template with placeholder markers and instructions.