On 30 Sep, 16:48, "Roy Clark, B6" wrote:

This includes not simply sharing of advice and club facilities, but
fair pricing of
no longer needed equipment - even an occasional gift.

I have an artificial horizon in my Pirat which was sold to me for a
fraction of its value (at Sutton Bank) on the condition that, when I
no longer have need for it, I must sell it for what I paid. It has
been going round cheap gliders for some years!

Ian