Yeah, I had much the same problem. I had a heater in the Van but the setting was too low. It was always enough before though!!
Written off this week as I need a 4 full days for the area I should be doing so will start on Monday instead.
I've lost a few customers recently due to credit crunch but I've gained some new ones which is unusual for this time of year. Still got the extension on hold though, too nervous to commit to a bigger mortgage at the mo

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Glad your biz is going well, keep up the good work
Oh, and Happy new year to you