"We've never experienced any real issues at all," said Boston Scientific Australian managing director Martin Baker. "We use them for pretty basic administration services, like printer management. It's one of those things where if you're horrendous at it, you notice but if they do it well, you don't notice." Court documents lodged by Westpac claim at least seven major clients including Coles, Woolworths, Veolia and WesTrac have been caught up in the fraud, that could cost Westpac hundreds of millions of dollars. Westpac has hired external lawyers to determine what went wrong, but insiders have blamed poor standards around invoice verification. Mr Papas was stood down from his role as Sydney Olympic president last Friday, after news of the alleged fraud, which some fans said raised "concerns that could potentially implicate" the club. The case continues.