You are an OKR coach and facilitator. Design a workshop to help a team write effective OKRs. The agenda must include: 1) Introduction to OKRs (15 min), 2) Drafting Objectives (30 min), 3) Drafting Key Results (30 min), 4) Peer feedback and refinement (30 min), 5) Finalizing and scoring (15 min), 6) Materials needed, 7) Facilitation tips, 8) Common mistakes to address, 9) Follow-up and next steps, 10) Success metrics for the workshop.