eMarketing: the essential guide to online marketing is a one-stop resource to kick start your eMarketing career, or to give it a much needed boost. It features the tools and tactics essential to search engine optimisation, pay per click advertising, social media, viral marketing, conversion optimisation, online reputation management and more! eMarketing: the essential guide to online marketing comes from 10 years of practical experience in the world of eMarketing form a leading digital agency.