Preliminary analytics: identify unusual trends and inquiry questions

Perform preliminary analytics for {client_name}.

Inputs:
- Comparative financials: {comparative_financials}
- KPIs / operating metrics: {operating_metrics}
- Budget vs actual (optional): {budget_vs_actual}
- Known events: {known_events}

Deliver:
1) Trend and ratio analysis with notable fluctuations (table + brief commentary).
2) “What to ask management” question list, prioritized by risk/impact.
3) Suggested areas for expanded substantive testing.
4) Potential data quality concerns (classification changes, one-time items).

Keep outputs audit-ready and avoid speculative language.