Rules for Social Media Marketing Success Social media is now the dominant force in marketing, and increasingly determines the success of marketing campaigns. Whether you’re a novice marketer for a startup business or a seasoned marketing professional working for an international organisation, keeping on top of the latest social media rules is the first step to tackling this growing business dilemma.  I present the 3 key ingredients to social media marketing success. Rule One: Focus Your Marketing Social media marketing isn’t always.