Choose an ecommerce SEO partner based on your business goals, not a promise of...

https://seo.edu.rs/blog/what-should-i-do-with-discontinued-products-for-seo-11223

Choose an ecommerce SEO partner based on your business goals, not a promise of more traffic. Ask how they manage faceted navigation and stockouts, what their reports measure, and whether any guarantees are realistic and clearly defined.