GPS is the acronym for Global Positioning System, which essentially is used to determine the location of a person, vehicle, or any other thing. But to make it work, it is important that a GPS chip or unit is attached to that asset whose movements you wish to monitor. It is a great tool to ward off any foreign or domestic terrors and keep the national security intact. In addition to national security, a GPS tracker is great for personal usage too. Many GPS tracking companies have rolled out personal GPS tracking units that can easily be attached to a person or vehicle and enable the locator to be always in the know of their location and movements. In many cases, these devices provide their wearers and locators a great deal of peace of mind, and sense of security and reassurance.You can use such a tracker for your children, teens, employees, vehicles and any elders under your care that suffer from problems like Alzheimer or dementia and therefore are vulnerable to outside or foreign surroundings. You can use the tracker to create a fence for the one who’s wearing it and be instantly notified if that person strays away from that boundary. This comes great in handy in case of emergencies and allows you to quickly ascertain whether there is a genuine need to call for official help. It is equally useful for the safety of your children, employees and vehicles. The personal GPS tracking devices are manufactured keeping in mind their need for functionality, discretion and ease of carrying. Therefore, the majority of these devices come in sizes and shapes that you can easily wear or carry with you without driving unwanted attention to yourself. Many of these devices allow you to view the real time location of the wearer through Google maps. This is done online. If you’ve set your GPS tracker with the Internet, it’ll allow you to view the location of the wearer without alerting them of this information. This feature is not only great for personal safety, but also allows you to use it to keep a check on your employee’s performance, especially if you run or are a part of a fleet or logistics business. Another great advantage of using a personal GPS tracker is that these devices come with specific buttons that you can press in hour of distress. During any emergency, when the help button is pressed by the wearer, you’ll be notified of this, their location and surroundings and then take appropriate measures to recuperate the situation.