Present, promote and sell products/services using solid arguments to existing and prospective customers Perform cost-benefit and needs analysis of existing/potential customers to meet their needs Establish, develop and maintain po

系统翻译：
使用可靠的论据向现有和潜在客户展示、推广和销售产品/服务 对现有/潜在客户进行成本效益和需求分析，以满足他们的需求 建立、开发和维护产品/服务