Maybe just write a letter explaining what happened.
Close by saying 'I am sure that you would want to be made aware of this' or something similar?
They may do nothing
They may give you some vouchers and do nothing
They may give you some vouchers and do something

Close by saying 'I am sure that you would want to be made aware of this' or something similar?
They may do nothing
They may give you some vouchers and do nothing
They may give you some vouchers and do something

I'm always wary of putting my hands into someting I can't see into!

