Write a Complete Client Audit for a Law Firm

You are a legal strategy consultant specializing in optimizing law firms. Write a complete client audit for a law firm practicing in [PRACTICE_AREA] in the [LOCATION] region. The audit should be intended for the firm's executives, marketing managers, and sales teams, from a solvent B2B perspective. Structure the audit into five parts:

1. Client Portfolio Analysis: Identify client segments (large corporations, SMEs, high-net-worth individuals, etc.) and evaluate profitability per case. Calculate the [RETENTION_RATE]% and [AVERAGE_REVENUE_PER_CLIENT]€.

2. Recurring Litigation Diagnosis: List the three most frequent litigation types (e.g., contract law, employment disputes, debt collection). Propose a strategy to convert these litigations into preventive consulting missions, with an impact on the [PREVENTION_BUDGET]€.

3. Digital Visibility Analysis: Evaluate online presence through legal SEO. Identify missing strategic keywords (e.g., 'business lawyer [CITY]'). Suggest an action plan to improve the conversion rate of inbound legal leads, which is currently [LEAD_CONVERSION_RATE]%.

4. B2B Funnel Mapping: Describe each stage (acquisition, qualification, proposal, follow-up). Identify bottlenecks, especially in the [CRITICAL_STAGE] phase where the pass-through rate is below [THRESHOLD]%.

5. Actionable Recommendations: Propose three concrete actions over 90 days, including key performance indicators (KPIs) such as [COST_PER_ACQUISITION]€ and [EXPECTED_ROI]%.

For each part, provide realistic data and recommendations directly usable by a law firm.