Choosing ecommerce SEO services starts with your business goals, not a package....

https://bizzmarkblog.com/what-should-i-ask-an-seo-agency-about-content-approvals-and-workflow/

Choosing ecommerce SEO services starts with your business goals, not a package. Look for experience with faceted navigation and stockouts, then ask how reporting connects SEO work to sales—and what any guarantee actually covers.