Briefs: Clydesdale in pay strife, broker guilty of 'Ponzi' fraud 27 April 2012 4:31PM Briefs, Major Banks, NAB Clydesdale Bank has once again blamed First Data for payments' processing strife. UK media yesterday reported on an interruption to services, the fifth in two months. Mark Booty, a former mortgage broker in Rockingham, Western Australia, has been found guilty on eight counts of defrauding clients out of A$1.2 million in a Ponzi-style investment scheme, the West Australian reports. Seven clients invested between $70,000 and $330,000 each into the scheme. Booty was remanded in custody and will be sentenced on 12 June.