Pay per click 264
advertising units (mainly 468x60 display ads). When the syndication contract with Yahoo! was up for renewal in
July 2003, Yahoo! announced intent to acquire Overture for $1.63 billion.[10]References
[[ 11 ]]"Customers Now", David Szetela, 2009.
[ 2 ]Shuman Ghosemajumder (March 18, 2008). "Using data to help prevent fraud" (http:/ / googleblog. blogspot. com/ 2008/ 03/
using-data-to-help-prevent-fraud. html). Google Blog.. Retrieved May 18, 2010.
[ 3 ]How do you prevent invalid clicks and impressions? (https:/ / http://www. google. com/ adsense/ support/ bin/ answer. py?answer=9718&
ctx=en:search& query=invalid+ click& topic=& type=f) Google AdSense Help Center, Accessed January 9, 2008
[ 4 ]Shopping.com Merchant Enrollment (https:/ / merchant. shopping. com/ enroll/ app?service=page/ RateCard) Shopping.com, Accessed June
12, 2007
[ 5 ]Yahoo! Search Marketing (May 18, 2010). "Sponsored Search" (http:/ / advertising. yahoo. com/ smallbusiness/ whatsincluded). Website
Traffic Yahoo! Search Marketing (formerly Overture).. Retrieved May 18, 2010.
[ 6 ]AdWords Discounter (http:/ / adwords. google. com/ support/ bin/ answer. py?hl=en& answer=6302) Google AdWords Help, Accessed
February 23, 2009
[ 7 ]Overture and Google: Internet Pay Per Click (PPC) Advertising Auctions (http:/ / faculty. london. edu/ mottaviani/ PPCA. pdf), London
Business School, Accessed June 12, 2007
[ 8 ]Stefanie Olsen and Gwendolyn Mariano (April 5, 2002). "Overture sues Google over search patent" (http:/ / news. cnet. com/
2100-1023-876861. html). CNET.. Retrieved Jan 28, 2011.
[ 9 ]Yahoo! Inc. (2002). "Yahoo! and Overture Extend Pay-for-Performance Search Agreement" (http:/ / docs. yahoo. com/ docs/ pr/ release975.
html). Yahoo! Press Release.. Retrieved May 18, 2010.
[ 10 ]Stefanie Olsen (July 14, 2003). "Yahoo to buy Overture for $1.63 billion" (http:/ / news. cnet. com/ 2100-1030_3-1025394. html). CNET..
Retrieved May 18, 2010.External links
- Paid listings confuse web searchers (http:/ / http://www. pcworld. com/ article/ 112132/
study_paid_listings_still_confuse_web_searchers. html), PC World