Nestle prioritizes quality and consumer satisfaction through various internal systems. Their quality management system ensures high standards worldwide while accounting for local tastes. Nestle also has the world's largest private R&D department with 5000 employees developing products using techniques like quality by design. Additional efforts include training street food vendors in hygiene and the Nestle Food Safety Institute in India which engages stakeholders to support food safety. Consumer feedback is also welcomed through Nestle's Tell Us system to continuously improve products and services.