Basic Appraisal Comprehension course links:

Stay up to date with the latest HUD updates and changes.  https://www.hud.gov/offices/adm/hudclips/letters/mortgagee/ is a link to all mortgagee letters.  These letters address all areas of lending from mortgages and appraising to underwriting and closing.

This is the entire Fannie Mae Selling Guide.  I would recommend either downloading the guide or saving the like for quick access.  Open the .PDF and use the search box to type in any key words you may be looking to research. https://www.efanniemae.com/sf/guides/ssg/sgpdf.jsp

Fannie Mae: www.efanniemae.com

Appraiser Licensing: www.asc.gov

Building Costs: www.building-cost.net

**FAQ'S**   This is a great resource to address many of the Frequently asked questions dealing with appraisers and appraisal ordering guidelines.   #25 Specifically addresses communication between agents and appraisers. https://www.freddiemac.com/singlefamily/appraiser_independence_faq.html