computer services, namely, on-line access via a global computer network permitting computer users to read the contents of books and other publications traditionally published in printed form; provision of on-line services, namely, bulletin boards, electronic mail services; on-line computer services, namely, permitting users to publish books and personal book reviews on-line; retail sale services provided by means of a- global computer network; providing access to on-line directories and searchable databases relating to a variety of information and data available on books and book contents; computer services, namely, providing the electronic publishing of books accessible via a global computer network and access to book content made available to other computer web sites via global computer network; computer services, namely, publishing and providing access to books, news letters, magazines and other documents on-line; electronic web site marketing services, namely, creating on-line promotions for others; promoting the goods and services of others by placing advertisements and promotional displays in an electronic site accessed through computer network; promoting the goods and services of others by placing hypertext links to electronic sites of others accessed through computer networks; computer services, namely, providing an online community site, bulletin board, databases and search engines and providing an online information service, all in the field of books, digital books and literature; computer services, namely, providing a product and service marketplace, information and interaction concerning books, digital books and literature; conducting online trading services; online computer services, namely, providing information regarding books, digital books and literature in the nature of a buyer's guide, by means of a global computer network; web site and database hosting; promoting the goods and services of others over a global computer network