Lessons-learned approaches can help your organization Avoid redundancy and reinvention, reuse past designs and experiences, and build on lessons. e Improve the quality of products and services while reducing errors, rework, and cycle times. Standardize best practices and, as a result, improve productivity and efficiency and reduce operating costs. Enhance learning proficiency and professional development, reduce time to competency, shorten learning curves, and integrate training and learning initiatives. Build a knowledge-sharing culture.