Choose ecommerce SEO services around your business goals, not a generic traffic...

https://wiki-view.win/index.php/What_Structured_Data_Should_an_Ecommerce_SEO_Agency_Implement%3F

Choose ecommerce SEO services around your business goals, not a generic traffic target. Ask how they handle faceted navigation and stockouts, what reports connect work to sales, and what any guarantee actually covers.