Susan Walsh joins us to discuss the importance of data cleaning and normalization and how clean procurement data can save companies money.\nIn this episode you will learn:\u2022 Susan\u2019s \u201cCOAT\u201d system [7:16]\u2022 The Classification Guru [15:39]\u2022 Case studies [22:46]\u2022 Susan\u2019s book [30:26]\nAdditional materials: www.superdatascience.com/487