Sitting quietly at home on any given night can become a nervous, even frightening situation for anyone who receives telephone calls from an unknown source. When the phone rings and you do not know who is calling, it is entirely normal to fear the worst – a stalker? Someone who has changed their number trying to make contact, or is it something else? The simple truth is that it can be difficult to know, and although calling right back to find out may work, the disadvantage of […]

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