To track someone's location, there are several methods depending on the technology used and whether the person consents or not. Common legitimate ways include:

• Using location-sharing apps like Google Maps or Apple's Find My, where the person shares their real-time location with you voluntarily.
• Cell tower triangulation by mobile network providers, which approximates location based on signal strength from nearby towers.
• GPS tracking via apps or devices that the person consents to have installed.
• Wi-Fi and Bluetooth signals can also provide location information when enabled.

For unauthorized tracking, there are more invasive methods like IMEI tracking, spyware, or covert GPS devices, but these may be illegal and unethical. If location services are off, tracking is still possible to some extent through cellular tower data, Wi-Fi connections, IP address logging, and network pinging by providers. In summary, the main legal and ethical ways to track someone's location require their consent typically through apps like Google Maps location sharing or Find My on iPhone, while other technical methods exist but are often less accurate or require access to telecom or device data and permissions. Should more detailed steps for location sharing via apps or info on tracking methods be provided? This is a summary based on detailed information from FindMyKids, Google support, and TechSafety.org sources.