SEO in Digital Marketing: The Important Trends to Know for 2020 Digital ad spending increased from 2018to 2019 from $108 billion to $129 billion in the U.S. alone. In 2020, that number is expected to rise to $150 billion dollars. It's important to determine your goals and create a budget now before you find you're halfway through 2020 and are wondering why your business isn't growing.