You know that phone you carry around all day?... the one that allows you check your emails while listening to your favourite album as you alternate between that and updating your Twitter feed? Then maybe, you can nip onto Facebook or squeeze in a couple levels of Angry Birds. Or you can respond to that hilarious picture your friend just sent you. Then you might ‘Googlemap’ directions to the restaurant you’ll be eating at later.

Since the amusing brick-sized models of the 1980’s, mobile phones have shrunk in size and grown beyond recognition in terms of both their technological advancements and the place they hold in all our hearts. Could you imagine life without mobile phones nowadays? Mobiles are used for everything from checking emails to snapping and sharing our photos. But have you ever wondered how these clever little things actually communicate with each other? Here is a run-down of how our portable friends work…

The average person spends £439 a year on their mobile phone bill. As many of us use our mobile for work and play, we accept the charges as they come because we think we need all those calls and texts every month. In fact, many of us could save hundreds of pounds every year by following these easy steps on how to cut down on our mobile phone bill.

When you or a loved one journey to another country, you may be worried about how you’ll keep in touch. Almost every option seems expensive. Costly additions to mobile phone contracts and over £2 per minute calls from mobiles to landlines make it appear as if, short of sending a postcard, there’s no reasonable way to stay connected.