Most people talk about retargeting as something you do with Facebook ads or Google ads, but actually, the original form of re-targeting was with email marketing.After working in all different departments in marketing including paid media, or as Amy calls it The Dark Side, Amy knows first-hand that most departments tend to keep to their own strategy and rarely know what the other is working on.This means that a lot of the time departments are potentially duplicating their retargeting and spending money on ads that might not be needed if you let your email marketing do the hard work first!