1
WHAT IS SEO & HOW IT WORKS
4
WHY SEARCH – AND SEO – IS IMPORTANT
2
20+ YEARS OF SEO: A BRIEF HISTORY OF
SEARCH ENGINE OPTIMIZATION5
71 MIND-BLOWING SEARCH ENGINE OPTI-
MIZATION STATS7
SEO STRATEGY VS. TACTICS: WHAT’S THE
DIFFERENCE? A LOT!3
WHY DO PEOPLE VISIT WEBSITES TODAY
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MEET THE 7 MOST POPULAR SEARCH
ENGINES IN THE WORLD8
GOOGLE WEBMASTER GUIDELINES: EV-
ERYTHING YOU NEED TO KNOW & UNDER-
STANDCONTENTS