Online Marketing otherwise known as Internet or Digital Marketing, is introduced in comparison to more "traditional" marketing techniques. Does Online Marketing work? Can it be used effectively for all business types? Can I employ these techniques successfully? The answers to these questions are a categorical yes but unfortunately obtaining tried and tested practical understanding and straight forward techniques to exploit the opportunities in the digital space are extremely difficult and not relevant to day to day business needs. The main practical methods are introduced, the importance of marketing goals and alignment with business and sales requirements are also discussed. Finally, some common misconceptions and buzzwords are dispelled while critical but simple online marketing rules are presented.