Thanks to Facebook and Google the ability to track demographics, location, data, and keywords in real-time has never been easier. While measuring Return On Ad Spend (ROAS) has been a challenge for marketers for a long time, these days, thanks to cookies and pixels, we're able to accurately attribute sales to an ad click or ad exposure. The perennial “half the money I spend on advertising is wasted" can finally be forgotten. Thanks to Facebook & Google the ability to track demographics, location, data and keywords in real-time has never been easier.