If a customer does a lot of shopping -- say, $17,000 a year -- Mizuho offers a rate discount of 0.1 percentage point on some mortgages.

• 如果一位持卡人的刷卡消费额很高，比如说每年达到17；000美元，瑞穗就会将其所借某些按揭贷款的利率下调0.；1个百分点。