The case you are referring to is "Barclays Bank v O'Brien" a House of Lords case from 1993. It was a landmark case which had the potential to help a lot of women. Since then the courts have chipped away at the legal principles in this case - so it's quite complicated.(posted 8991 days ago)If your friend wants to defend the possession proceedings, then she will need to seek advice from a solicitor as soon as possible.