Adds a quick-reference section near the top of the skill that clarifies:
- Invoice/bill PDFs should always create Bill records
- Receipts attach to existing Bills via BillPayment
- Bank entries and journal adjustments are Transaction-only
Includes step-by-step checklist for common "vendor invoice paid by owner" workflow.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>