Choose an ecommerce SEO partner around your business goals, not a traffic...

https://web-wiki.win/index.php/Is_It_Normal_for_SEO_Progress_to_Feel_Slow_Month_to_Month%3F

Choose an ecommerce SEO partner around your business goals, not a traffic promise. Ask how they handle faceted navigation, stockouts, and product changes; what reporting ties work to revenue; and whether guarantees come with clear terms.