Google Maps Navigation typically requires an internet connection to provide real-time directions and traffic updates. However, Google Maps does offer a feature called "offline maps" that allows users to download specific areas or regions for offline use. While offline maps can provide basic navigation like route planning and turn-by-turn directions, features like real-time traffic updates and satellite imagery will not be available without an internet connection. **

The BMW 1 Series Navigation Business, music aux connection, and the connection of iPhone and MP3 player are features that are familiar to BMW 1 Series owners, particularly those who have experience using the navigation system and audio connectivity options in their vehicles. Additionally, BMW dealerships and service technicians are also familiar with these features and can provide assistance and support for using them. Finally, automotive technology enthusiasts and professionals who specialize in car audio and navigation systems may also be familiar with these features. **

Navigation devices in cars without internet connection typically rely on preloaded maps and GPS technology to provide directions. These devices can be updated by connecting them to a computer and downloading the latest map updates from the manufacturer's website. Some devices may also allow for updates via SD cards or USB drives. To receive real-time traffic information, some navigation devices can be paired with a smartphone via Bluetooth to access the internet and receive updates through a dedicated app or service. **

Navigation devices in cars without an internet connection typically rely on GPS technology to determine the vehicle's location and provide directions. These devices store maps and other relevant information locally on their internal memory or on external storage devices like SD cards. To update these devices and receive new information, users can connect them to a computer and download updates from the manufacturer's website or use physical media like CDs or DVDs. Some devices may also have the option to receive updates via satellite radio or through a separate data connection like a mobile hotspot. **

Navigation devices in cars without an internet connection typically rely on preloaded maps and GPS technology to provide directions. These devices can be updated by connecting them to a computer and downloading the latest map updates from the manufacturer's website. Some navigation devices also have the option to receive updates via physical media such as SD cards or USB drives. Additionally, some devices can receive real-time traffic information through a built-in radio receiver that picks up traffic data broadcasts. **

Someone who is familiar with the BMW 1 Series Navigation Business system, the music aux connection, and connecting an iPhone and MP3 player would likely be a BMW technician or someone who has experience using the specific features of this car model. They would understand how to navigate the car's entertainment system, connect external devices through the aux input, and troubleshoot any issues that may arise during the process. This person would have a good understanding of the technology and compatibility requirements for connecting different devices to the car's audio system. **