Economic Justification ROI Builder

Build an ROI justification for {{prospect_title}} at {{prospect_company}} buying {{product_name}}.

Buyer Context:
- Current annual spend on similar solutions: {{current_spend}}
- Team affected: {{team_size}}
- Primary metric they track: {{success_metric}}
- Budget approval threshold: {{budget_threshold}}

Create a 3-year financial model showing:
1. Implementation & setup costs
2. Monthly/annual recurring costs
3. Quantified benefits (time saved, error reduction, revenue lift, efficiency gain)
4. Break-even point
5. Year 3 cumulative ROI %

Use realistic assumptions for {{industry}}. Format as a narrative + one summary table.