NOW Offering TREES Zoom Prelicense & Classroom, Online & Home Study Courses. Live Customer Service 1-800-572-8733

Want to be a TREES Part Time Instructor in Knoxville? Email Bill at

$59 Value Now FREE!........Only TREES Prelicense and Office Mgt. Students Stream the FREE TREES Audio Real Estate Glossary of Over 650 Real Estate Definitions.

Call us today 800-572-8733
Live Customer Service, No Phone Menu (M-F)

Tennessee's Oldest and Largest Real Estate, Appraisal, and Home Inspection School

Ron Oslin

In Memory 1938 - 2022

Ron was cofounder of TREES, Inc. in 1975 with Bill Whisnant. 

 In 2000 he received the prestigious "Bill Tune" award from the Tennessee Real Estate Commission as "Educator of the Year". 

He graduated from Virginia Tech. An Associate  member of Chattanooga Association of Realtors, a member of REEA & REBAC.  Ron was very active in Masonic & Shrine activities and was an Elder of the Second Presbyterian Church in Chattanooga.