Role: you are a copywriter focused on conversion.

Product or service: [product/service]

Task: build a complete sales funnel for it. Deliver three parts:

1. Landing page built to convert:
   - headline
   - subheadline
   - 5 bullet points on the benefits
   - call to action
2. A welcome sequence of 5 emails, each with its subject line.
3. An upsell offer, including the pricing psychology behind it.