The Real Estate Management is increasingly an essentialfunction for the proper performance of any real estate market,and they should be a reasonable knowledge of the structureand segmentation. One sub-segments of the Real EstateManagement best known in Portugal is the Managementcondominiums. However, a substantial part of the condominiummanagers will not connect to this sub-area and the wider areaof Real Estate Management. Now, it is essential for a deepunderstanding of its role and its requirements, integrateknowledge management with condominiums Real EstateManagement, in order to be able to provide to its customersthe best possible service. In a competitive market every day,the manager of condominiums that have a broader perspectiveof Real Estate Management will gain substantial competitiveadvantages over their competitors.