Citigroup bent on eliminating all unnecessary costs.

The article focuses on the deduction in the expenses by the investment banking firm Citigroup Inc., as of 2008. It mentions that a memo from John Havens, the head of firm's institutional clients group about expenses was published in the newspaper "The New York Times." Topics discussed include pre-approval required for purchase of smartphones from Blackberry Ltd., limitation on external training and colored copying and printing reserved only for client presentations.