Last week I was on the train up to Newcastle, when one of my clients, for whom I write the articles about his local property market, rang me ... ‘Bloody hell Chris, I made a cock up a few days ago. You know that list of 300 landlords I had, the ones I had captured over the years via referencing, the ones I have been emailing the newsletter for last couple of months about the local property market with the articles you write for me’. ‘Yes David' (not his real name!) ‘Well I sent the newsletters, but for the third one I thought I would send a paper version, on the nice thick paper you suggested, instead of emailing it’, ‘Great’, I said, ‘Where’s the issue?’ ‘ The mail merge address labels cocked up and moved the postcode on one record, so Landlord A’s name and address got landlords B’s postcode and so on and so forth’ ‘ Oh, dear’, I replied, ‘No Chris, it’s the best thing ever!’, to which I replied, ’How?’ ‘ Over thirty landlords rang me t...