Google's Ad program, also knows as: pay per click, is very tricky. The learning can be gravely expensive. Small to mid-size companies should consider outsourcing their online ad campaign to real professionals who can get results fast.
There are tricky people actually that take advantage of Google Adwords like targeting long-tail keywords which are less competitive and cost low..
Thats why people should read the FAQ before they start it. I would agree that its bit complicated for beginners.
yes before start every one should read all FAQ and other details or documents first.But as know its also gives us if even neither on click an your accounts ?