If you are into blogging, traffic is definitely one of your concern. Blogging can be for personal or business purpose. On the earlier days of blogging, its purpose is more or personal. Topics related to hobbies and sharing various personal stuff. The business side saw the power of blogging to reach out their target market. That is why they started to put their company blog to give more updates to their customers.
Blogging also benefits companies from the reviews they are getting from their direct customers. But now, there are paid reviews done by bloggers as well.
To gain more traffic, share up to date good content and use social media to promote your blog. It takes time to gain high traffic for your blog so just enjoy writing and be passionate about it.