Search Marketing Expo - SMX - is the global search engine marketing conference series from Third Door Media, the company behind the Search Engine Land, Marketing Land and MarTech Today news sites, the Digital Marketing Depot webcast series as well as the MarTech Conference series.SMX is programmed by the sharpest minds in search marketing: the editorial team from MarketingLand.com and SearchEngineLand.com.Follow #SMX for the latest presentation uploads from speakers @SMX events.