Applications 139• Latitude: lets you and your friends share locations and statusmessages with each other. It also lets you send instant messagesand emails, make phone calls, and get directions to your friends’locations.• More: allows you to select the following additional options:– Labs: this is a testing ground for experimental features that aren’tready for primetime. They may change, break or disappear at anytime. Click on a Lab to enable or disable it.– Cache Settings: allows you to set options to pre-fetch map tiles whennot using WiFi and to clear the cache that holds the map tiles.– Help: displays the Google Maps for Android Help web page.– Terms, Privacy & Notices: displays the Terms and Conditions,Privacy Policy, o r Legal Notices information. Select the desiredinformation from the pop-up menu.– About: displays general information about Google maps such asVersion, Platform, Locale, Total data sent, Total data received, Freememory, etc.MapsGoogle Maps allow you to track your current location, view real-time traffic issues, and view detailed destination directions. Thereis also a search tool included to help you locate places of interestor a specific address. You can view locations on a vector or aerialmap, or you can view locations at the street level.Important!: Before using Google Maps you must have an active data (3G/4G)connection. The Maps application does not cover every country orcity.Enabling a Location SourceBefore you use Google Maps and find your location or search forplaces of interest, you must enable a location source (wirelessnetwork or GPS satellites).1. From the Home screen, tap Settings Location and security.2. Tap Use wireless networks to enable location determinationbased on nearby cell towers.3. Tap Use GPS satellites to enable location determinationusing GPS satellites.4. Tap Use sensor aiding to enhance positioning and savepower using sensors.Tip: Use of GPS satellites for positioning requires a clear view of the sky anduses more battery power.To receive strong GPS signals, avoid using your device in thefollowing conditions:• inside a building or between buildings