A digital marketing agency has the knowledge and resources with which they advertise for other brands online. They have a team of experts that performs digital tasks very well that a freelancer can't perform.
For example, a digital agency can explain the metrics of different social media platforms that can help you understand what your audience wants to read and engage with.
A digital marketing agency can help you get an objective analysis of your current marketing efforts. While most digital agencies work similarly, a creative digital agency
can bring the change that your business requires in online marketing.