Providing temporary use of on-line non-downloadable software in the fields of accounting and billing; providing temporary use of on-line non-downloadable software to store, manage, track, analyze, and report data in the fields of accounting, accounting management and business management; providing temporary use of on-line non-downloadable software for the electronic interface between third party software applications that enables the exchange of data; providing temporary use of on-line non-downloadable software that allows customers to securely access their accounts to obtain proprietary accounting and business intelligence data; providing temporary use of on-line non-downloadable software to facilitate communicating among peer professionals in the fields of accounting management and business management, and for customizing computer application user interfaces; computer services, namely, designing, developing, and maintaining computer software applications for others and consulting services related thereto