Stephan Schiffman

25 Most Dangerous Sales Myths: (And How to Avoid Them)
25 Most Dangerous Sales Myths: (And How to Avoid Them)

Book DescriptionIn his latest edition to the highly successful 25 Sales Skills series, America’s #1

Stephan Schiffman

电话销售与成交技巧(钻石版)
电话销售与成交技巧(钻石版)

陌生拜访寻找业务机会,谈判成功签订成交合同,分别是商务活动的一头一尾,是销售成功的关键。美国顶尖的企业销售培训大师史蒂芬.谢夫曼,通过自己30多年的观察和研究,以及对50多万名销售人员的培训经验,为销

Stephan Schiffman