What is a blog?
From Wikipedia
A blog (a truncation of "weblog") is a discussion or informational website published on the World Wide Web consisting of discrete, often informal diary-style text entries (posts). Posts are typically displayed in reverse chronological order, so that the most recent post appears first, at the top of the web page.

A blog is a portion of your website that give user(customer) more information about your services or subject relating to your services.

Reason for brand website to have a blog page

Enhance users interest

having a blog on your website it'll help your brand create a platform that will grab your user interest, there by enable user to be engage and committed to your website. Imagine you visit a blog website and it meet what you want, whenever you need such thing again the first that come to your mind is the blog that grab your interest.

SEO

having a blog post on your website increase your search engine rank, When people search for anything related to your post the search engine will search through your posts. This we drive many users to your website.

It help to meet customer needs

When users get engage with your blog post they'll leave comment maybe for suggestions, support, enquiry,etc. This'll help you to know how to satisfy your customers needs

It enable user to share your website link

When your user find your post interesting and informative there is high tendency of them to share your post with others.

How to add blog post page to your website

Once you have already have a main website for your brand you may not necessarily need to buy another domain name (depending on your choice).

What you need to do is to create a sub-domain name on your website hosting platform

Under DOMAIN on your cpanel dashboard click on Sub-domain
It take you to a page where you will create your blog page.

Fill the create form and click on create

Is advisable to use blog.domain-name.com has your Sub-domain for your blog page.

Once the blog Sub-domain is create successful, a folder 📂 will be created named blog, that is where all you'll upload all your blog script code.