I’m fed up of being roped in as an unpaid nanny or PA by my richer pals, says Charlotte Cripps . It might not be their intention, but it is rotten manners, and the next time it happens, I’m going to ‘resign’ on the spot I pulled up in the driveway of a close friend’s country estate in Norfolk for a relaxing weekend – and became the unpaid hired help. It was 9pm. Within minutes, my friend had set off down the motorway to London, where I’d just come from, and unfortunately, took the live-in nanny