This paper reports on three notable examples of the use of multi-agent systems in the Italian Industry. First, we introduce the topic and we outline some examples of real-world agent-based software application. Then, we describe in details the use of multi-agent systems in three software packages for (i) personalized press reviews, (ii) monitoring boats in marine reserves, and (iii) advanced contact centers. Finally, we draw some conclusions and summarize the lesson learnt from described experiences. The discussion focuses on the benefits and problems that the choice of agent technology brought.