what is social media marketing? Most popular platforms for brand development and marketing include? 1.Facebook. 2.Twitter. 3.Instagram. 4.LinkedIn. 5.Snapchat. 6.Pinterest. etc *How to build a social media marketing strategy? 1.Set meaningful social marketing goals 2.Research your target audience 3.Establish your most important metrics 4.Analyze your competition 5.Create and curate engaging content 6.Make timeliness a top priority 7.Assess your results and optimize 8.Communicate goals, challenges, and wins with your team.