Newbie Tutorial: How to googling effectively

Here's a quick list of some of Google's most popular tools to help refine and improve your search.
OPERATOR EXAMPLE		FINDS PAGES CONTAINING...
vacation hawaii		the words vacation and Hawaii .
Maui OR Hawaii		either the word Maui or the word Hawaii
"To each his own"		the exact phrase to each his own
virus –computer		the word virus but NOT the word computer
+sock		Only the word sock, and not the plural or any tenses or synonyms
~auto loan		loan info for both the word auto and its synonyms: truck, car, etc.
define:computer		definitions of the word computer from around the Web.
red * blue		the words red and blue separated by one or more words.
I'm Feeling Lucky		Takes you directly to first web page returned for your query.
CALCULATOR OPERATORS		MEANING		TYPE INTO SEARCH BOX
+		addition		45 + 39
-		subtraction		45 – 39
*		multiplication		45 * 39
/		division		45 / 39
% of		percentage of		45% of 39
^		raise to a power		2^5 (2 to the 5th power)
ADVANCED OPERATORS		MEANING		WHAT TO TYPE INTO SEARCH BOX (& DESCRIPTION OF RESULTS)
site:		Search only one website		admission site:www.stanford.edu (Search Stanford Univ. site for admissions info.)
[#]…[#]		Search within a range of numbers		DVD player $100..150 (Search for DVD players between $100 and $150)
link:		linked pages		link:www.stanford.edu (Find pages that link to the Stanford University website.)
info:		Info about a page		info:www.stanford.edu (Find information about the Stanford University website.)
related:		Related pages		related:www.stanford.edu (Find websites related to the Stanford University website.)

Source: google.com