Write a comprehensive guide for building a comparable company analysis model in a {{tone}} tone for {{target_audience}} in the {{industry}} sector, with the {{goal}}.

- Model Overview: purpose, assumptions, outputs, limitations
- Input Assumptions: revenue, costs, working capital, capex, tax, WACC
- Model Structure: Assumptions tab, Core Analysis tab, Output Dashboard tab
- Scenario Analysis: base, bull, bear, breakeven
- Sensitivity Analysis: 2-variable tables for key drivers
- Quality Checks: numbered steps with actions, instructions, outcomes, pitfalls

Maximum 1800 words. Use precise technical terminology. Include code examples. Document assumptions and dependencies. Provide error handling.