Unless you're very desperate, stay away - Bookseller Editoria M.Books Employee Review

There's no career progression, the hours are long (full time is 11h a day) and for very little pay (you only get 4% commission for every book sold), employers will keep asking more and more of you, will cut your hours if you don't comply and you don't even have a contract to defend yourself with (paid with recibos verdes)