The content of your website or even the promotional articles are nothing when they are not perfectly structured. You need to have this at the back of your mind because it is the only way you will be able to look for the right agency. I mean an agency that will promise and give it to you.
It is the duty of the copywriting agency to ensure that all the materials and content they give is properly structured. In the team, there are people who are just tasked to ensure this is perfect. This is why you will also be able to trust that the structure of the content you will receive is perfect.
Plus, the agency will also try to see that your site is structured well. Not only will they check on content structure of the articles but also the site as whole. Remember, you can task the agency to even help you with the web content before they can promote your site. This would be a good move.
The web content writer knows that site optimization is crucial and so they will not just undertake the task as any other. They will try to ensure that they use the right keywords that will make the site rank well on the search engines so that it is even easy to promote. You should not promote an invisible site.
Promotion is just about improving the visibility and you have to be somewhere to improve. So, it is wise that you take the step to promote the site in the best way that will work positively.