GPS sensor

A GPS sensor only logs data but it does not store it or send it anywhere right?

At the very least I would need local storage or Wi-Fi shield in order to send that data to a server correct?

My Ublox GPS sends data via a TTL serial port to a Uno. The data is read using the software serial library and the received data parsed using the tinyGPS library. Then you can store the important data or transmit via WIFI or send to an SD card or..