回複：Pjiang 老師，有關I-539問題想請教您，謝謝！

In I-539, Part 4, Additional information If you answered "No" to Question 3g in Part 4 on Page 3 of this form, fully describe how you are supporting yourself. Include the source, amount and basis for any income
1.我想為父母探親B2延期，此處應該寫申請人我父親本人在中國的存款及工資證明還是寫他們在美國是由我support everything,include a I-134 form?
- Either is fine

2.您說回程機票很重要，我準備11月份開始辦延期（他們簽證12月份到期）是不是我應該訂明年他們回國的機票並將機票複印件附在延期申請中？
- Unless the ticket is open, what if the extension is denied?