Briefs: margin set on Westpac hybrid, Virgin Money seeks CEO, and more 24 February 2012 5:30PM Briefs, Westpac has set the margin on its issue of convertible preference shares at 325 basis points over swap, the bank said yesterday. The bank also said it expected to increase the minimum size of the issue to $1 billion, from $750 million. Virgin Money Australia is seeking a new chief executive to replace Matt Baxby, the firm announced yesterday. Baxby remains with the finance company for now. Boomerang is conducting the search for a replacement. Business credit enquiries handled by the Veda Advantage credit bureau increased 7.3 per cent in the December 2011 quarter over the same quarter in 2010, the firm said yesterday. Over the full year business credit inquiries increased 3.6 per cent. The Veda measure covers enquiries on business loans, asset finance and trade credit. However, Veda's measure of consumer credit demand was flat over 2011.