42 Providing online services featuring technology and functionality, namely, providing temporary use of online non-downloadable software for generating, tracking, managing, purchasing, selling, rating, verifying, exchanging, and trading leads generated through online sources; Providing online, non-downloadable software featuring technology and functionality for generating, tracking, managing, purchasing, selling, rating, verifying, exchanging, and trading leads generated through online sources; Providing online services featuring technology and functionality, namely, providing temporary use of online non-downloadable software for advertisers and publishers to optimize their customer acquisition efforts for advertising and marketing purposes; Application services provider featuring application programming interface (API) software for building and integrating software applications in the field of customer acquisition, advertising, and marketing; Providing an online, non-downloadable software featuring technology that provides databases of others' products and services that enables users to obtain information regarding others' products and services