Today, Google Ads are widely avoided and trust in social media is fading fast. In contrast, email marketing is 40 times more effective at acquiring new customers than social media. On average, for every £1 you invest in email marketing you will receive £44 in return. It is estimated that 333 billion emails will be sent by 2022. Nevertheless, when you send relevant, well written content to the right person at the right time, they will often open it and respond positively.