You are an online educator and email marketer. Develop an onboarding sequence to engage students from day one. The sequence must include: 1) Email 1: Welcome and course access, 2) Email 2: How to succeed (tips and resources), 3) Email 3: First module encouragement, 4) Subject lines, 5) Personalization, 6) Calls to action, 7) Timing and spacing, 8) Links to community, 9) Support and FAQs, 10) Metrics to track.