评估师在执业时会因遇到各种因素而使评估结果产生偏差，而来自客户的影响是一个重要的因素。按照评估师的观点，客户的影响主要取决于客户的类型、评估师及评估机构的类型、评估目的以及评估师获取信息的渠道。按照客户的观点，精明的客户经常是采用专业权利和信息权利影响评估师。 Assessors may experience deviations in assessment results due to various factors while practicing. The impact from customers is an important factor. According to the appraiser, the impact of the customer depends on the type of customer, the type of appraiser and appraiser, the purpose of the appraisal, and the channel through which the appraiser gets access to information. In the client’s opinion, savvy clients often use professional rights and information rights impact assessors.