what is gmb seo GMB SEO: What does it mean? It’s an off-site form of SEO that will help your business appear prominently when you search Google. It is a form of organic search engine optimization (SEO) that improves your GMB profile and landing pages, making your business more likely to appear in “map packs” that appear prominently when customers search for your services or location. If you are able to provide the necessary staffing for your state, it is important that each of your offices has verified listings.