Will one-way ticket give my Mom a touble when she comes to US?

I just reserved a one-way ticket for my Mom to visit us, I was told it may bring some troubles at US customs. Any comments or suggestion?

所有跟帖： 

• 不會的 - 多讀老師博客 -taotaomao- ♀ (0 bytes) () 03/28/2009 postreply 21:55:27

• 多少有些麻煩 -風再起時2008- ♂ (172 bytes) () 03/28/2009 postreply 22:53:28