Hiring an SEO agency can save time and money while improving website ranking in several ways. An SEO agency has a team of experts experienced in using automation tools, allowing them to perform SEO tasks efficiently. They have more resources and can create comprehensive SEO campaigns tailored to a business's specific needs. By outsourcing SEO efforts to an agency, businesses can focus on their core operations while benefiting from the agency's expertise, ultimately leading to improved rankings and effective use of resources.