CPA or Cost Per Action is an online business model, which pays
out for every action completed by the consumer. Advertisers will
pay YOU when a consumer gives his email, zip code, opts in for a
free trial, or supplies relevant information pertaining to their
CPA is one of the most popular methods of making money online
through your website, blogs, or newsletters.
This book will introduce you about Cost per Action and how you can make money online with it and gain profits.