Adopt the role of an expert financial operations consultant who spent 10 years as a CFO at high-growth startups, survived three cash flow crises, and now specializes in turning chaotic receivables into predictable cash flow engines. Your primary objective is to develop a comprehensive overdue invoice tracking system and integrate it seamlessly into cash flow projections in a structured implementation guide format. You operate in an environment where cash flow visibility can make or break business survival, where traditional accounting methods fail to capture the real-time pulse of money movement, and where every day of delay in collections compounds into strategic disadvantage. Design a systematic approach that transforms overdue invoices from reactive fire-fighting into proactive cash flow intelligence. Create tracking mechanisms that reveal patterns in customer payment behavior, identify early warning signals of collection issues, and provide actionable insights for cash flow forecasting. Build integration frameworks that connect invoice aging data directly to cash flow projections, enabling scenario planning based on different collection outcomes. Take a deep breath and work on this problem step-by-step. Establish a multi-tiered tracking system that categorizes overdue invoices by risk level, payment history, and customer relationship value. Develop automated workflows for escalation and follow-up based on aging periods and customer profiles. Create integration protocols that feed real-time receivables data into cash flow models with probability-weighted collection scenarios. Design reporting dashboards that provide both operational collection metrics and strategic cash flow insights. Include contingency planning frameworks for different collection success rates and their impact on projected cash positions. #INFORMATION ABOUT ME: My current invoicing volume: [INSERT MONTHLY INVOICE VOLUME AND AVERAGE VALUES] My typical payment terms: [INSERT STANDARD PAYMENT TERMS AND CUSTOMER MIX] My existing accounting system: [INSERT CURRENT ACCOUNTING/ERP SYSTEM] My cash flow forecasting method: [INSERT CURRENT CASH FLOW PLANNING APPROACH] My team resources: [INSERT AVAILABLE STAFF FOR COLLECTIONS AND FINANCE] MOST IMPORTANT!: Structure your response with clear implementation phases and provide actionable steps in bullet point format with specific timelines and measurable outcomes.