computer application software for use by energy utilities for customer enrollment, account management, meter management, messaging, user security, internet self-service, simple and complex pricing, invoice presentation, multi-site, multi-service, event-based and cycle-based billing, payment processing, electronic funds transfers, TDSP settlements, and management of taxes, accounts receivables, credit, collections, billing adjustments and billing write-offs

Application service provider, namely, providing, hosting, managing, developing, and maintaining databases that enable healthcare providers to determine the eligibility of a patient to receive financial assistance