Google Latitude allows you to see your location, and that of your friends, on your phone. It uses a combination of GPS (satellite) and GSM (cellphone) signals to pinpoint your position and direction.
You must first have a Google account. And a phone.
Assuming you’re using one of our Nokia N95s, here’s how to set it up.
Open the browser on your phone.
Go to Select/Navigate/Go to web address
Enter the address google.com/latitude

You may have to wait while the phone connects to the Internet
Click on the Install Now link

You’ll be prompted to save the file itself:

The program will now start downloading. It should take a few minutes.
Once the program is downloaded to your phone, you need to install it. Follow the prompts till you see this:

Once the program is installed, it will want to connect. Select the right access point:
And then you’re ready to go:
See Latitude: Using it.