Google Business Profile is a method to list your business on Google. It will appear on Google search and has many other SEO advantages.
You can personalise your profile with offers, photos, posts and more.
It is free, easy to set up and customisable. You can add offers, respond to reviews, and even answer FAQs. You can show what services you offer in one glance. Get insights and analytics data, helpful for small and medium business as well.
If you are a business looking to boost your SEO, especially local SEO, Google Business Profile aka GBP is a good place to start.