The statistics which prove search engines are the key to generating the traffic to make your site a success.

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Most traffic comes from search engines.

Search engine optimization is a web marketing speciality the value of which is a function of the volume and quality of the traffic it generates from search engines. The studies noted in this page make a persuasive case that the value of search engine generated traffic is very high.

Traffic studies

Other noteworthy studies

Case studies

  1. 90% of software firm Welocalize's site traffic is driven by search engines. The company generates 95% of its business from search-engine-generated leads. MarketingSherpa case study report, January 2001.
  2. Conferencing solutions provider Action Conference Call increased sales 500% solely through search engine optimization. MarketingSherpa case study report, January 2001.
  3. Camera lens producer Tiffen Manufacturing increased traffic on its e-retail site, DCProDirect.com, by 24% in six months. But the clincher is that Conversion rates went up, cost per click went down, and cost per acquisition went down drastically when compared to online ads and direct mail. MarketingSherpa case study report, July 2001.