Quality improvement is important for business growth and success in global markets. It involves conforming to requirements, targeting failures, analyzing root causes, finding and testing solutions, and ensuring customer satisfaction. Problems can arise based on factors like the level of involvement, information, and practice of individuals dealing with the issues, and whether problems are at ground or management levels. To improve quality, a manager can gather ideas from different departments and evaluate individuals' knowledge and experience to select the best solution closest to delivering high quality.