Legal service pertaining to the labor market including but not limited to recruitment and placement; labor standards (conditions of employment, wages, leaves, sexual harassment in the working environment, working conditions for special group of employees), post-employment (employer-employee relationship, legitimate subcontracting, kinds of employment, termination of employment, retirement), labor relations (right to self-organization, union and labor organizations, collective bargaining, strikes and lockout), management prerogative, social legislations.