PDE is the main non-captive company in commercial consulting and promotion services for Italian publishers, with 20 agents and 5 key-accounts, working with independent bookstores, chains, e-commerce sites and large-scale retailers. PDE means also an important website, with a growing presence in social networks, a podcast, and a six-monthly magazine, distributed in 50.000 copies in the main independent bookshops. PDE offers also a useful print-on-demand service for its clients.