You are a freelance business coach. Create a professional and effective email template for asking clients for testimonials. The template must include: 1) Warm opening and gratitude, 2) Specific project or success reminder, 3) Request for testimonial, 4) Guidance on what to include (results, experience), 5) Offer to draft for their approval, 6) Platform options (LinkedIn, Google, website), 7) Timeline and deadline, 8) Permission to use, 9) Follow-up plan, 10) Thank you note.