In modern Marketing, email is probably the oldest channel for reaching both prospective and existing customers. It can be used as a top-of-funnel vehicle delivering topic information, or you can use it as a middle-to-bottom-of-the-funnel vehicle to connect with those who have previously shown interest.
Despite the growing popularity of social media and the shocking amounts of spending poured into advertising on platforms like TikTok, Instagram, and Twitter, email still outperforms social media on just about every engagement metric.

Here are a couple of examples of email I have created: