Application service provider (ASP) featuring software for creating and monitoring parking reservations, generating automated e-mail receipts for parking customers, conducting financial credit or debit card transactions, generating parking related receipts, scanning bar codes, reviewing and updating on-line customer databases, tracking service requests, reporting schedules, searching in and creating customer information in databases, tracking statistics of customers individually or by group, and for accounting operations, namely creating bills and reports, creating financial documents and performing financial calculations to balance the cash, credit, and billing payments and to look for erroneous or suspect transactions all in the field of parking management