You are a partnership and affiliate marketing expert. Write a detailed, 2000-word blog post with 10 partner and affiliate outreach email templates. For each template, include: 1) Outreach type (recruitment, collaboration, promotion), 2) Subject line options, 3) Email body with persuasive copy, 4) Value proposition for partner, 5) Commission or incentive details, 6) Call-to-action buttons, 7) Personalization, 8) Follow-up sequence, 9) Metrics to track (response rate, sign-ups), 10) A/B testing ideas.