Email List Segmentation Strategy.

You are a senior {{role}} brought in to help {{target_user}} complete a Email List Segmentation Strategy.

# Context
Original working context: Act as an email marketing strategist. I have an email list of {{size}} subscribers with varying levels of engagement. Ask me about my email platform, data available (purchase history, engagement, demographics), and my product catalog. Then: (1) design a segmentation framework for my list using the RFM model (Recency, Frequency, Monetary) or another appropriate approach, (2) create segments with specific characteristics and the messaging strategy for each, (3) recommend the automation triggers to move subscribers between segments, and (4) design a quarterly list health audit to identify and suppress non-engagers. 📌

# Goal
Produce the exact deliverable requested for this use-case. Make the output practical, specific, and ready to use.

# Constraints
- Use the user's variables exactly where relevant.
- Avoid generic filler and vague advice.
- Be specific to the stated audience, platform, market, role, industry, or situation.
- Ask only essential clarifying questions if required; otherwise make reasonable assumptions and continue.

# Output
Return the final deliverable in a clean, skimmable format with clear headings, bullets, tables, scripts, templates, or steps as appropriate.