http://prntscr.com/okjxga

A very important thing is missing on the business profile plugin
Advertisements should have a registered company
Only those who adhere to the service can find on all the announcements that they publish Recommended Companies

On these sites we understand well what I mean
https://www.lapiazza.it/ricerca?reg=01&text&cat=9
https://www.subito.it/annunci-italia/vendita/immobili/

here instead a company that joined (similar to companies recommended)
see right side of his profile https://www.subito.it/appartamenti/pentalocale-luminoso-bolzano-292428806.htm