Maybe I've been talking to the wrong people, but all I hear about marketing through Facebook pages is that it delivers little to no results, and most companies

Maybe I've been talking to the wrong people, but all I hear about marketing through Facebook pages is that it delivers little to no results, and most companies that have a Facebook page aren't actively maintaining it anymore. And growth in advertising doesn't tell me anything. Most of the advertising market consists of a bubble in which all parties tell each other it's worth the money with very little evidence to show for it. But maybe that's just because I live in a bubble where advertising is mostly invisible.