Mobile maps provide information services that are accessible with mobile devices through mobile network by utilizing the location of the mobile device. GPS delivers the location information anywhere around the globe for outdoor environments. Different technologies such as Wi-Fi, WLAN modems, RFID tags, ultrasound, infrared, and BLE provides content information for indoor environments as GPS cannot operate in such environments. Location of a device is determined by a mechanism known as localization categorized based on user's navigation, lifestyle, shopping, social networking, public transportation, utilities, and games. The various location-enabled mobile devices are smartphones, tablets, and devices fitted in vehicles. LBS generate information regarding ongoing local events, shopping, and location-based entertainment options. LBS have become a key component of small-business marketing strategies and monitoring systems.