ranking a GMB is all about relevance, distance, and prominence. First, make sure all your business info is accurate and filled out - hours, categories, photos, etc. Get more genuine reviews and reply to them, even the negative ones. Posting regularly on GMB as you would on social media can help too. Make sure your website SEO is tight, cause that affects your GMB ranking. And don't forget to build local citations; they gotta be consistent with your GMB listing. Also, embedding a Google map on your website might give you a slight edge. Remember, local SEO isn't just about GMB, it's a combination of a lot of factors