Digital marketing is any form of marketing products or services that involves electronic devices such as smartphone, tablet, laptop, computer, etc. It’s an advertising and delivered through digital channels such as social media, mobile applications, email, web applications, search engines, websites, or any new digital channel.
Guglielmo Marconi is the first digital marketer in history. He invented the radio. In 1896 he was the first human to demonstrate a, “public transmission” of wireless signals.