• Some vehicles have tinted (athermic) windows, whichmay block the satellite signals.Position requestsYou may receive a request from a network service toreceive your position information. Service providers mayoffer information about local topics, such as weather ortraffic conditions, based on the location of your device.When you receive a position request, the service that ismaking the request is displayed. Select Accept to allowyour position information to be sent or Reject to deny therequest.LandmarksSelect Menu > Applications > Location andLandmarks.With Landmarks, you can save the position information ofspecific locations in your device. You can sort the savedlocations into different categories, such as business, andadd other information to them, such as addresses. You canuse your saved landmarks in compatible applications, suchas GPS data.GPS coordinates are expressed using the internationalWGS-84 coordinate system.Select Options and from the following:New landmark — Create a new landmark. To make apositioning request for your current location, selectCurrent position. To enter the position informationmanually, select Enter manually.Edit — Edit or add information to a saved landmark (forexample, a street address).Add to category — Add a landmark to a category inLandmarks. Select each category to which you want to addthe landmark.Send — Send one or several landmarks to a compatibledevice. Your received landmarks are placed in the Inboxfolder in Messaging.You can sort your landmarks into preset categories, andcreate new categories. To edit and create new landmarkcategories, open the categories tab, and selectOptions > Edit categories.GPS dataSelect Menu > Applications > Location and GPS data.GPS data is designed to provide route guidanceinformation to a selected destination, positioninformation about your current location, and travellinginformation, such as the approximate distance to thedestination and the approximate duration of travel.The coordinates in the GPS are expressed using theinternational WGS-84 coordinate system.To use GPS data, the GPS receiver of your device mustinitially receive position information from at least foursatellites to calculate your location. When the initialcalculation has been made, it may be possible to continue87 Positioning (GPS)