b'Online reference servicesNarrower Term(s):Olympic games, 1996 (Atlanta, electronic mailing lists, that allowGa.) subscribers to post messages that areOlympic games, 2012 (London, then distributed to otherEngland) subscribersare entered underSpecial Olympics Electronic discussion groups.Related Term(s): Olympic athletes Materials on services that allowOlympic games, 2012 (London, England) users to post messages and retrievemessages from others who haveDewey: 796.48 some common interest are enteredBroader Term(s): Olympic games under Internet forums.Olympics Use For: Chat groups, Online; Chat rooms,Use: Olympic games Online; Internet chat groups; Onlinechat roomsOlympics, Special Broader Term(s): ConversationUse: Special Olympics Social mediaOmbudsman Related Term(s): Electronic discussion groupsInternet forumsGeographic Note: May subdivide geographicallyDewey: 328.3; 342; 352.8 Online chat roomsUse For: Citizens defender; Grievance Use: Online chat groupsprocedures (Public administration)Broader Term(s): Administrative law Online commercePublic interest Use: Electronic commerceOmbudsmanCanada Online datingDewey: 328.3; 342; 352.8 Geographic Note: May subdivide geographicallyDewey: 306.73One act plays Use For: Internet datingDewey: 808.82 Broader Term(s): Dating (Social customs)Scope Note: Use for individual works,collections, or materials about Online discussion groupsone-act plays. Use: Electronic discussion groupsUse For: Plays; Short plays Online educationBroader Term(s): Amateur theater Use: Web-based instructionDramaOne parent family Online gamblingUse: Single-parent families Use: Internet gamblingOnline auctions Online journalismUse: Internet auctions Geographic Note: May subdivide geographicallyDewey: 070.4Online books Use For: Electronic journalism; InternetUse: Electronic books journalismBroader Term(s): JournalismOnline catalogs Narrower Term(s):BlogsGeographic Note: May subdivide geographicallyDewey: 025.3 Online marketingUse For: Catalogs, Online; OPACs (Online Use: Internet marketingpublic access catalogs); Online Online public access catalogspublic access catalogs Use: Online catalogsBroader Term(s): Library catalogsRelated Term(s): LibrariesAutomation Online publishingOnline chat groups Use: Electronic publishingDewey: 004.69 Online reference servicesScope Note: Use for materials on services that Use: Electronic reference servicesallow users to engage in (Libraries)conversations in real time. Materialson services, commonly called709'