BILL WALTENBAUGH

Chief Appraiser

With over three decades of industry expertise, Bill brings a wealth of leadership and innovation to NAN. His commitment to excellence and passion for industry evolution will drive NAN's continued growth and service enhancement.

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Did you miss our UAD 3.6 webinars? Watch them now!

NAN has partnered with the industry’s leading appraisal software companies to bring you a series of educational webinars.

UAD 3.6 and Aivre

  • Streamline the UAD 3.6 transition with Aivre
  • Enhance accuracy in reporting
  • Improve efficiency in your appraisal process

UAD 3.6 and SFREP

  • Streamline the UAD 3.6 transition with SFREP
  • Enhance accuracy in reporting
  • Improve efficiency in your appraisal process

UAD 3.6 and Freedom Appraise

  • Understand what’s changing and why it matters
  • Explore how the Freedom Appraise platform is adapting to support these updates

UAD 3.6 and a la mode Solutions

  • Understand what’s changing with UAD 3.6 and why it matters
  • Explore how a la mode’s TOTAL platform is adapting to support these updates

UAD 3.6 and ACI Solutions

  • Discover how ACI’s software solutions simplify appraisal report writing
  • Receive an exclusive discount coupon code for attending

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Watch past webinars on Non QM, Fannie Mae Updates, Short-Term Rental Analysis Forms and More!

Beyond the 1004- Advanced Techniques for Today’s Non QM Appraiser

  • Common lender-specific requirements 
  • Feasibility analysis to demonstrate project viability
  • Quality control strategies to reduce revision requests

Navigating Fannie Mae's Latest Updates

  • Prohibited language in appraisals
  • Redefining “Neighborhood” and “Market Area”
  • Market Trend Analysis Requirements
  • Lender Oversight Responsibilities

Unlocking New Revenue: Master NAN’s Short-Term Rental Analysis Form

  • Rent Analysis of short-term rentals
  • Short-term rental income and property value
  • NAN’s short-term rental analysis solution
  • Is a short-term rental analysis an appraisal assignment?

Insights from Fannie Mae's Quality Insider May Edition

  • Comparable adjustments
  • Condition and Quality Ratings
  • Location Adjustments
  • Comparable Selection

ROV Revolution: How New Policies are Shaping Home Valuation

  • Appraisal processes
  • Key comnpliance requirements
  • Strategies for effectively handling borrower-initiated ROVs