ACI Worldwide, Inc. develops, markets, installs and supports a line of software products and services primarily focused on facilitating electronic payments. The Company also distributes or acts as a sales agent for software developed by third parties. Its products and services are used principally by financial institutions, retailers, billers and electronic payment processors, both in domestic and international markets. The Company's products are sold and supported through distribution networks covering three geographic regions, including the Americas, Europe/Middle East/Africa (EMEA) and Asia/Pacific. The Company's products and services are used by a range of transaction-generating endpoints, including automated teller machines (ATM), retail merchant point-of-sale (POS) terminals, bank branches, corporations and Internet commerce sites. The Company provides payment solutions to financial institutions globally for both retail banking and transaction banking services.