Global performance market within the meaning of Articles L. 2171-3 and R. 2171-2 to R. 2171-3 of the Public Order Code. Opheor intends to use the competitive dialogue procedure in application of articles L. 2124-4 and R. 2124-5 of the public procurement code insofar as the contracting authority's need cannot be satisfied without adapting immediately available solutions and that the answer to this need consists of an innovative solution. Opheor is ively not in a position to write the technical specifications without first exchanging and dialoguing with the candidates.