|title=Sites Get Dropped by Search Engines After Trying to 'Optimize' Rankings|author=David Kesmodel|date=September 22, 2005|accessdate=2008-07-30}}</ref> [[Wired Magazine|Wired]] magazine reported that the same company sued blogger and SEO [[Aaron Wall]] for writing about the ban.<ref name="wired09082005">{{cite web|publisher=[[Wired Magazine]]|url=http://www.wired.com/news/culture/0,1284,68799,00.html|title=Legal Showdown in Search Fracas|date=September 8, 2005|author=Adam L. Penenberg|accessdate=2007-05-09}}</ref> Google's [[Matt Cutts]] later confirmed that Google did in fact ban Traffic Power and some of its clients.<ref>{{cite web|publisher=mattcutts.com/blog| author=[[Matt Cutts]]|url=http://www.mattcutts.com/blog/confirming-a-penalty/|title=Confirming a penalty|date=February 2, 2006|accessdate=2007-05-09}}</ref>
Some search engines have also reached out to the SEO industry, and are frequent sponsors and guests at SEO conferences.<ref name="seo19082007">{{cite web|publisher=[[Chameleon Web Design Services]]|url=http://www.chameleonwebservices.co.uk|title=SEO Industry|date=September 19, 2007|author=Chameleon. UK|accessdate=2007-05-19}}</ref>, chats, and seminars. In fact, with the advent of paid inclusion, some search engines now have a vested interest in the health of the optimization community. Major search engines provide information and guidelines to help with site optimization.<ref name="g-wmguide" /><ref name="ms-wmguide" /><ref name="y-wmguide" /> Google has a [[Sitemaps]] program{{Dead link|date=April 2010}}<ref name="googlesitemaps">{{cite web|url=http://www.google.com/webmasters/sitemaps/login|title=Google Webmaster Tools|publisher=google.com|accessdate=2007-05-09|archiveurl = http://web.archive.org/web/20071102153746/http://www.google.com/webmasters/sitemaps/login |archivedate = November 02, 2007|deadurl=yes}}</ref> to help webmasters learn if Google is having any problems indexing their website and also provides data on Google traffic to the website. [[Google guidelines]] are a list of suggested practices Google has provided as guidance to webmasters. [[Yahoo! Site Explorer]] provides a way for webmasters to submit URLs, determine how many pages are in the Yahoo! index and view link information.<ref>{{cite web|url=http://siteexplorer.search.yahoo.com |title=Yahoo! Site Explorer|publisher=yahoo.com|accessdate=2007-05-09}}</ref>