경록 3사명품 패키지의 공인중개사, 주택관리사, 임대관리사, 공경매 인강, 교재는 장기기억학습법 원리를 바탕으로 만들어졌다.
Licensed real estate agents, housing managers, rental managers, public auction internet lectures, and textbooks in Gyeongrok's three-star product package were made based on the principle of the Long-term Memory Learning Act.