The head has put out another letter to explain things which I think is backtracking.
It sounds as if the school governors have had a chat with her. The fact remains it was a rather foolish thing to do. Instead of sending a letter saying what they were not doing it would have been better to send a letter to say what they were doing.
Let's hope it all settles down now,.
What can be done about the avaricious and selfish
Trying to arrange events when only one member of friendship circle still works
