Citigroup’s latest results took note of continued spending on credit cards but there were some notes of caution in the mix. The earnings materials detailed that branded card-related volumes were 4% higher year on year in the March period, to just under $121 billion. End of period loans were 11% higher on those branded cards. The company’s organization revamp is largely complete, CEO Jane Fraser said, who added that “we are intensifying our efforts such as automating certain regulatory processes and the data ...