Absolutely - although SEO is not free, and you might pay a premium rate for a copywriter who does a great job.
A high return on your SEO investment is not guaranteed however - and a few different elements should be taken into account as part of your overall SEO strategy.
Comprehensive search engine optimisation can be an art-form, incorporating messaging and information delivery and technical aspects, which when done correctly; targeting both real people and search engines - can drive your business growth into the stratosphere.
Good ROI can definitely be achieved, and be turned into a large benefit for your business, however it can be important to do your homework prior as mistakes can be, and often are, costly in both time and resources.
As time goes on, developing great content writing, and leveraging the ever-growing list of tools out there designed to help you with it, will become the norm.
If you aim to seriously compete with those in your industry, and even larger players, it will be essential that a solid portion of your time, energy and resources be spent on generating great content.
Adding in the extra elements which make your written work valuable and informative to your readers, transforming them into potential customers and long-term partners.