The work of Professional Proficiency was calle �Conditions for social coexistence� its developing in the learning session has been based on references and other sources of reference as well as the application of acquired knowledge in my university training and my last years of experience whose conclusions are: the coexistence is the result of several factors like communication, dialogue, cooperation, mutual respect, etc it is related to a definition of peaceful and harmonious coexistence among human groups in the same area, therefore social coexistence is a human need because the human being is a biopsychosocial, he/she was born helpless and defenceless that needs other human beings in order to survive. It was developed the following competence: �Building their own identity�. Students have to express their decisi�n to be a good person who do not hurt others and guide their life...