8老師: 您好！
我在填寫I-131 form 來申請Re-entry permit（返美證），現有I-131表中幾個問題懇請老師指導一下：
一、part 4
1. A. Purpose of trip
寫看望家人(visit family) 還是寫Family obligations(家庭義務） ？-The later reason is better
二、Part 3
2. Expected Length of Trip ( in days) ：寫540天好還是寫60天好? -Estimate a duration for Less than two years and more than one year.
三、I-131 申請表寄到下述地址正確嗎（我住在加州）？
-Yes, or
For FedEx, UPS, and DHL deliveries:
USCIS
Attn: NFB AOS
1820 E. Skyharbor Circle S
Ste. 100
Phoenix, AZ 85034
USCIS
P.O.Box 21281
Phoenix, AZ 85036
