What problem does it solve? Planning an effective email sequence requires deciding how many emails to send, when to send them, what each one should say, and how to move subscribers toward a conversion goal. This Skill provides structured frameworks, templates, and copy guidelines for building welcome, nurture, onboarding, re-engagement, and other lifecycle email sequences. ## Core Features & Use Cases - Sequence Strategy: Defines length, timing, delays, and exit conditions for welcome, lead nurture, onboarding, and re-engagement sequences. - Email Type Reference: Covers onboarding, retention, billing, usage, win-back, and campaign emails with triggers, goals, and copy approaches for each. - Copy & Testing Guidelines: Provides subject line patterns, preview text rules, CTA structure, personalization, segmentation, and A/B testing guidance. - Use Case: A SaaS team needs a 14-day trial onboarding sequence that drives users to their aha moment. The Skill produces a 5-7 email plan with per-email subject lines, timing, body copy, and CTAs aligned to activation milestones. ## Quick Start Ask the assistant to create a welcome email sequence for new trial signups with a defined conversion goal and timeline.