Application service provider featuring application programming interface (API) software; Cloud computing featuring software for use in invoicing, billing, payment processing, accounting, performance and reputation review monitoring, field service technician scheduling and dispatching, customer relationship management (CRM), and business intelligence in the security and alarm industry; Platform as a service (PAAS) featuring computer software platforms for the security and alarm industry that provide invoicing, billing, payment processing, accounting, performance and reputation review monitoring, field service technician scheduling and dispatching, customer relationship management (CRM), and business intelligence functionality; Providing a website featuring on-line non-downloadable software that enables users to customize templates for invoices, statements, work orders, and other customer-facing business documents and distribute those documents to customers; Providing temporary use of non-downloadable computer software for preparing invoices over computer networks, intranets and the internet; Software as a service (SAAS) services, namely, hosting software for use by others for invoicing, billing, payment processing, accounting, performance and reputation review monitoring, field service technician scheduling and dispatching, customer relationship management (CRM), and business intelligence in the security and alarm industry