St this point they assured me that there would be no write down or no option to transfer the negative equity in to unsecured loan. If they were to consent to sale the full amount would need to be discharged.
The bank said there was only one other option to sever all financial ties between us and that was for him to apply for a modification to the existing mortgage to remove me and add his wife on and for them to take all the negative equity. They would still be able to keep the tracker