Oklahoma Department of Agriculture approves InterNACHI's free, online WDO course.

Oklahoma Department of Agriculture, Food and Forestry approves InterNACHI’s free, online Wood-Destroying Organism (WDO) course for 4 CEUs in the Category of 7b for individuals who successfully complete the course.

Take InterNACHI’s free, online Wood-Destroying Organism (WDO) course: http://www.nachi.org/wdocourse.htm