"Halifax PLC acknowledges receipt of £70,933.80 credited to the CHAPS Holding Account. Thank you."
The solicitor for RBOS is calling me back when they have received the money, because at that stage they can instruct the agents to release the keys.
Big thanks to Mother for lending me some of the dosh -- without her I'd still be looking. When I get it back from the insurers, she gets repaid first.
Edit (Oct 7th): Filter removed.