Perform external and internal audits Follow the strategic development content then Aldi can perform external and internal audits. In external audit is considered an important element of strategic planning which impact on business. Therefore, Aldi need to concentrate on key factors such as, social-cultural, political-industrial, economics, technological and competitive which help Aldi establish planning to deal with the scope of environment. About internal audit, Aldi needs to identify the potential strengths and weaknesses in order to comparing them with Aldi's competitors which to classify any significant competitive advantage. Internal audit include: marketing, research and development, finance, production, corporate structure and management and human resources.