4 Myths About Why Facebook Doesn't Work Myth 1: My customers aren’t on Facebook. Let’s put this to bed right now. More than one billion people are active on Facebook. 2.5 billion people use at least one of Facebook's apps including Instagram, WhatsApp, and Facebook Messenger. Read More Carlos CourtneyDecember 19, 2018Metaphase Marketingfacebook ads, facebook, business, facebook advertising, Is facebook right for you?