He gave the bank all of his business: credit card transactions, checking accounts, everything.

他把所有的业务都交给了银行：信用卡交易、支票账户等等。

But, at around the same time, Citibank, a major financial services company, decided to headquarter its credit card business in Sioux Falls, a city near the college.

但是，大约在同一时间，花旗银行，一家主要的金融服务公司，决定将其信用卡业务总部设在苏福尔斯，一个靠近学院的城市。