Scenarios Brokerage Scenario - a customer using ISDN and outside bridging services. Law Firm Scenario - a customer using the Telco 10MB or E10 service for videoconferencing. Pharmaceutical Scenario - a company contemplating using outside public conference services. Technology Company Scenario - a customer trying to understand why they should use 25 year old ISDN services. Venture Capital Scenario - A venture capital firm looking to improve investment performance.