even you don't use this line of credit (LoC), it will affect your debt service ratio.
If you have recent mortgage renewal, or other important credit purchase, please ask for more detail before sign on the dotted line.
2.5% of your line of credit limit or balance outstanding (whichever is higher) counts into your TDS & you will only notice it as you apply for your next loan / mortgage
不一定, 要看你有没有用你房子的equity 来 secure; if it went delinquent, or balances in arrears, bank will send it to collections & it will destroy your credit reports = \