“这么多年一直没事”不等于永远没事。你爸这么多年每年都回国超过半年，有什么具体原因？还是觉得中国舒服？舒服就别要绿卡么。
那么多次，总会有一次边境官看不下去了，给他个警告。 你不能以为“这么多年一直没事”来想。
为什么不申请回美证？
I Received “I-327 Advised” Notation – What Should I Do?
We recommend that you consider obtaining a reentry permit as soon as possible. Depending on the travel plans and how long the applicant will plan on staying in the U.S., there may be a number of filing strategies. We certainly recommend that a reentry permit is, at a minimum, filed before departing the U.S. so that during the next entry into the U.S. there will be a proof that steps have been taken to comply with the “I-327 Advised” notation.
