Meta Description: UAD 3.6 was built for suburban markets. But 97% of US land is rural, and the new appraisal data standard creates unique challenges for thin-market appraisers. Here’s what the industry needs to address. Meta Keywords: UAD 3.6, UAD 3.6 rural appraisal, uniform appraisal dataset rural, UAD 3.6 compliance, appraisal shortage ru