It allows hiding price and/or add to cart button so that your customers can request a quote on every product page. How I can benefit from it: You can disable purchases on the whole e-commerce to turn it into a simple online catalog of your products; You can create a direct contact with potential customers who want to receive further information about the product; You can send custom quotes as a PDF format; You can send offers and exclusive promotions to those users requesting the quote; You can enable the quote request only on out-of-stock products; You can enable the quote request only for users registered on your site.