Lee, Geoffrey; Thyne, Maree; Deans, Kenneth R.; Gnoth, … - University of Western Sydney; University of Western Sydney; … - 2007
efficiencies and raise profits. Users benefit through expanding their global search capacity for information and experiences … effectiveness of unsolicited banner ads and emails is decreasing. Users and business rely on search engines as navigation aids which … have given rise to the ?search engine marketing? (SEM) industry; this industry in North America spent US$9.4 billion in …