The document introduces Green Flag Accelerator, a service from Transworld Systems Inc. that helps small and medium sized businesses systematically contact customers who are past due on payments. It provides a 5-contact sequence over 30 days, including reminder letters and automated phone calls, to resolve past due accounts before sending them to collections. The service aims to improve cash flow for businesses by reconnecting them with customers and generating payments in a diplomatic and cost-effective way. It also provides billing management and reporting through a web-based system.