Since the evolution of Search engine, a lot has changed in last 20 years. With innovation in search technology, including predictive type ahead search results, conversational searches, meta search and many more, search engines like Google, Yahoo, Bing, Altavista etc. continues to evolve.
An info-graphic that shows the step by step highlight on the evolution of search engine gives a better picture as Why it is becoming important for enterprises to rely a lot on on-site search result improvement.
We may say, Conventional marketing fetch more goodies to sales team than internet marketing. But the important of Search Engine Marketing can not be denied in this e-Transaction world.