"…please accept this letter as my acceptance, subject to receipt of the comfort letter, the draft of which I think you already hold."
"Any person interested under any unregistered instrument … or otherwise howsoever, in any land … registered in the name of any other person may lodge a caution with the Registrar to the effect that no dealing with such land … on the part of the proprietor is to be registered until notice has been served upon the cautioner."
"This comfort letter offering you the opportunity of matching any offer we may attract…"