How do Google Adwords Work?

.
Google processes over 40,000 search queries every second on average, which translates to over 3.5 billion searches per day and 1.2 trillion searches / year worldwide. There is barely a better place to advertise one might assume.
.
What is Google AdWords?
It is apay per click (PPC) advertising on Google – or just paid advertising. The way it works is simple:

People use keywords (or search terms) to search for specific products and services. If the keywords you have chosen matches what peop...