According to eMarketer, what is the most efficient marketing tactic among marketers? "How to" guides Analyzing competitors' content SEO Optimizing the customer journey What is the #1 ranking factor for YouTube? Subscribers Views Likes Video length According to eMarketer, what device has increased the most in usage since the pandemic? Smartphones Laptops Desktops Tablets If you are a musician, according to the Online Musician YouTube Channel, the goal of having a social media page (Facebook, Instagram, Snapchat) is to: Post videos exclusively 20000 Get the most followers and fans Generate the most views for your music video Build culture and community with your music