The internationalization of maritime work, the expansion of the convenience flags lead a competition without any limits in the maritime transports. The ultimate convenience leads the commercial maning owner to abandon their ships seized by the creditors or detain by the port authority, to abandon their crew. These seafarers are helped by charities, can use the procedures, complexe, long, uncertain, to obtain their wages and repatriation. The improvement of the guarantees must be found out in an international way. The network of associations, trade unions and lawyers, created step by step, the evolution of the administrative operations need one place to be thought, searched of a french speaking and international dimensions permetting studies...