Junk mail: how one click can lead to a deluge

When piles of unsolicited mail and catalogues thud through the letterbox, ask yourself: how do they get your details and how can you stop it?

Do catalogues from companies you have never heard of regularly land with a thud on your doormat? These deliveries of junk mail may make you wonder how the senders got your name and address - and if your personal details are being shared without your say-so.

One Guardian Moneyreader gotin touch after being inundated with unsolicited post which, shethinks, began when she orderedfrom fashion retailer Boden for the first time. Withinweeks she was sent catalogues from more than a dozen other upmarket brands selling clothes, food and furniture, ranging from Me+Em to The Fold, Biscuiteers, Daylesford Organic andLoaf.