Unlike home loans, which borrowers repay after a set period of time, commercial mortgages usually are underwritten for five, seven or 10 years with big payments due at the end.

• 与贷款人在确定期限后偿还的住房贷款不同，商业抵押贷款承销时通常定为5年、7年或者10年的期限，到期时要支付的金额巨大。