Bank of Communications credit card installment, regret after installment. What are the advantages and disadvantages of customer service calling you to help you in stages and going online by yourself? detailed First of all, the interest rate of the procedures for actively recommending installment by customer service phone and online is the same, and there is no problem of taking advantage; Only the customer service phone actively recommends staging, which may over-publicize whether you need this business at that time, leading to your blind handling and waste.