---
id: "prd_ax_014"
category: "general"
date: "2026-02-25"
source_file: "kinan_direct_ctm"
---

# prd_ax_014

A Genesis Epic PRD (50+ stories) MUST be written in chunks using append mode — never as a single write. Single large writes fail partway and lose all progress. Append mode is incremental, verifiable, and recoverable. Write one module at a time, verify line count after each append.
