More evidence...papers reveal PO knew its court defence was false:

A draft report uncovered by the BBC shows the Post Office spent £100m fighting sub-postmasters in court despite knowing its defence was untrue.

The document reveals the Post Office was shown evidence by 2017 that losses could be due to errors in the Horizon IT system or remote tampering.

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The draft report, titled Bramble, was commissioned by the Post Office in March 2016 and carried out by consultants Deloitte.

Throughout the draft report, Deloitte refers to having already discussed its findings with "Post Office management" and even the fact that some of these were shared with the Post Office's investigators for further analysis.

Tim Parker, the Post Office's chairman at the time of the draft report, also told the BBC via his legal representative that Post Office lawyers liaised with Deloitte about Project Bramble and were responsible for handling, distributing and disclosing it. He added that the Post Office's lawyers were also involved in the "strategy and day to day management of the litigation".

This raises questions as to whether Post Office lawyers met their responsibilities to not mislead the court...