As human beings, provided with national registers, passports and visas, are easier to trace than merchandises, smuggling and trafficking in human beings will here be used are discloser of the interconnections between criminal networks. Where do these operate, how do they organise their criminal business, how, and under which conditions, do they cooperate were the questions put to the participants during the meeting. Beside effective application of the legislations, a careful study of context and pattern of the criminal organisations operating in the sector would help investigators to a more efficient approach, and better results, in the fight against this threat against human individual liberties and the security of our countries.