1) They have expertise in search engine optimization – An SEO marketing agency knows exactly how to improve your website's ranking, which means they'll be able to provide you with results that are tailored specifically to your business. 

2) They're experts at creating optimized content – With years of experience crafting blog posts and articles that rank high in search engines

Things to Consider When Hiring an SEO Marketing Agency

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When it comes to hiring an SEO marketing agency, there are a few things you should keep in mind. Here are four tips to help you get started: 

1. Size Matters

Make sure you are hiring the right size of agency for your needs. Too large or too small an agency will not be able to provide the level of service and results you expect. Consider the number of clients their team has managed, as well as the experience and skills of their individual members.

2. Location, Location, Location

Another important factor to consider is where the agency is located. Do they have offices throughout the United States or can they only serve clients in a certain region? The proximity of the agency to major cities can also be important, as many potential customers reside within commuting distance.

3. Cost Matters

Make sure you are getting a good return on investment (ROI) for your money. Do not go with an agency that charges high upfront fees without first guaranteeing results. Also be aware of hidden costs such as software licensing or consulting fees that may not be included in initial estimates.