Genealogy / THE MEANING AND RESEARCH OF MY POLISH LAST NAME, SURNAME? [4501]

My surname is Sowa-owl
But most popular surname is Kowalski,Bednarski. Of course in my region.

Law / ALLEGRO fees - I can't find them anywhere. How much it costs to sell something on ALLEGRO? [8]

Allegro.pl downloads commission for each exposed item. Commission depends from type item.