我的一位朋友，他是主申请人。他的太太给移民局打了电话，受到如下来信。他不知所措，因为其结果要让他们去面试，他不知是福还是祸？烦帮助解答。
on xx/xx/2007 you,or the designed representitive shown below, contacted us about your case.
caller indicated they are: applicant or petitioner
attorney name: information not available
case type: I485
Filling date: information not available
Receipt #: xxx-xx-xxx-xxxxx
Beneficiary: xxx
Your uscis Account number : information not available
Type of service requested: outside normal processing time.
the status of this service request is:
We will send you an appointment notice requesting you go to your local application support center for processing associated with this case. another notice will be forthcoming.
可否解释这是什么意思？是要面试吗？打过电话是否有什么不好的结果？