2. About Google Inc. is an American public corporation, founded in 4 th September 1998 by Sergey M. Brin, Lawrence E. Page. Earning revenue from advertising related to its Internet search, e-mail, online mapping, office productivity, social networking, and video sharing services. Advertising-free versions of the same technologies.

3. Google Search Google search is a web search engine owned by Google Inc. and is the most-used search engine on the Web. Google receives several hundred million queries each day through its various services.

4. Google Search Services Synonym search, Weather, Stock quotes, Time zone, Sport Scores, Calculator, Unit Conversion, Currency Conversion, Dictionary Look ups, Maps, Movie times, etc in all 22 such services.

5. Search options OR – Search for either one, such as "price high OR low" searches for "price" with "high" or "low". "-" – Search while excluding a word, such as "apple -tree" searches where word "tree" is not used. "+" – Force inclusion of a word, such as "Name +of +the Game" to require the words "of" & "the" to appear on a matching page. "*" – Wildcard operator to match any words between other specific words.

6. Error messages Some searches will give a 403 Forbidden error with the text – “We're sorry...... but your query looks similar to automated requests from a computer virus or spyware application. To protect our users, we can't process your request right now. We'll restore your access as quickly as possible, so try again soon. In the meantime, if you suspect that your computer or network has been infected, you might want to run a virus checker or spyware remover to make sure that your systems are free of viruses and other spurious software. We apologize for the inconvenience, and hope we'll see you again on Google.”

7. Google Doodle The logo on Google's webpage will change to a special version, known as a "Google Doodle". Clicking on the Doodle links to a string of Google search results about the topic.

8. Google Caffeine In August 2009 Google announced the rollout of a new search architecture, codenamed "Caffeine". The new architecture was designed to return results faster and to better deal with rapidly updated information from services including Facebook and Twitter.

9. Languages Google is available in many languages and has been localized for many countries. The list of language is too big. The interface has also been made available in some languages for humorous purpose: – Klingon, Bork, bork, bork!, Elmer Fudd, Hacker, Pig Latin, Pirate