Initially the method of calculation involves assessing the abundance and distribution range of a non-indigenous species (NIS) for a specific area (this can be, for example, an entire regional sea, bay, inlet, lagoon, pond, lake, marina, a sand bank, an aquaculture site etc.).
Press the Menu on your Sprint phone's home screen. Select Settings and press the Menu key. Press the Menu key. Scroll down and highlight the PRL field and press Update. Wait for the update to complete. Press the End key to exit to the phone's home screen.
To exit, select Dismiss. To update your PRL on your phone, you may follow the steps below: Power on the phone within the Verizon Wireless coverage area. Dial *228 then press SEND (this call is airtime free and may take up to 2 minutes). When prompted, press 2 for the option to update the PRL.