Flooring is usually decided by the scope of the work, the condition of what is already there, and whether the next step is a repair, a replacement, or a clearer explanation.
A useful page about North Bay Epoxy Flooring https://coatings-for-concrete-ch856282.soro-blog.com/834735/what-is-north-bay-epoxy-flooring-what-the-details-actually-say-before-the-first-visit