React Native offers various options for implementing navigation, such as React Navigation, React Native Navigation, and Expo's built-in navigation.Expo's built-in navigation is simpler and ideal for smaller projects or rapid prototyping, but may lack comprehensive customization options.Properly managing modals and bottom navigation bars ensures a consistent and intuitive user experience.When using React Native Modals in Expo, it's important to address the issue of the Android Bottom Nav Bar overlapping with the modal content.