Why Schema Is Extra Important for Local SEO
LocalBusiness schema is the foundation
Every location page. Include sameAs (linking to GBP, social profiles). Include geo coordinates. Include openingHours structured markup.
Review schema
Aggregate review schema on the page. Reviews scrolling rich result only shows up if schema is clean.
BreadcrumbList schema
Especially for multi-location businesses. Helps Google understand structure and can enable breadcrumb display in SERPs.