1191 See USPAP Ethics Rule (“An appraiser must promote and preserve the public trust inherent in appraisal practice by observing the highest standards of professional ethics.”).1192 United States v. 711.57 Acres in Alameda Cty., 51 F. Supp. 30, 32 (N.D. Cal. 1943); see also USPAP Ethics Rule – Conduct (“[Appraisers] must not advocate the cause or interest of any party or issue ”).