Co-Intemo: Cognitive-emotional tool based on the four branches of the Emotional Intelligence model by Mayer, J. and Salovey, P.: 1st Emotional Perception and Expression, 2nd Emotional Facilitation, 3rd Emotional Understanding and 4th Emotional Regulation, for the development of emotional skills in the business environment establishing a < < < common language > > based on the following concepts: Emotional Awareness; Trust, Emotional Contagion; Emotional Communication; Competence; Cooperation; Emotional Conflict and Commitment, under the theoretical framework of the Theory of Affect and Positive Organisational Psychology.