Now there is a helpful device that is being used to track someone. It is not mainly for spying someone where he is at the moment and where he had been. The GPS has the goodness of being able to pinpoint the location of someone but it is used for tracking in case of emergency. It has become the main gadget to be used and it has proven that one should have it especially when traveling alone. There are GPS for cars and handheld ones.
They are also installed on the mobile phones and they could help to track someone who is lost or someone who needs help. If you will go to a place where you do not know it correctly then you can carry a GPS so that you will have a guide on where you are and they can also know where you are. There are many people who had gone hiking and they were lost. They had not been found and others after some years their remains were found.
GPS also helps in other cases where farmers can be able to make a trace of their crops and they can know if they could be harvested. They could also be used by parents to track their children to ensure their safety. You can also use it to keep tabs on your parents who are elderly to make sure they do not wander. It is also useful to find a location for your travel destination or visiting someone.