Given that online advertising and artificial intelligence have deeply influenced the business sector, this book reports a research study that investigated where online advertising is heading by analyzing artificial intelligence and online advertising in four stages: first, the growth of AI-driven advertising. Second is the opposing interest between innovation data usage and personal data rights. Third, the current stance of businesses on the use of AI and online advertising. Last, understanding the advancement of consumer engagement concerning AI-enabled ad targeting for a more decisive targeting. This book includes the implementation of AI-driven advertising in their marketing efforts for business growth, and if not practiced, the results exposed more information about their restrictions.