When your customers or visitors are local, it makes sense to promote your web site to places where the local community will be most likely to look for and find it. Should you bother with local SEO if your web site targets a global market?

In Does Your Business Qualify For Local Seo? Miriam Ellis, of Solas Web Design, writes,

If you serve globally, but also have a physical location from which you can serve locally, Local SEO can be used as a form of keyword expansion that will get you ranking for additional terms that do relate to your business.