Congratulations! You got an interview! Now, make sure you are prepared.  
The most important step is to print MacEntyre's Interviewing Tips and take it with you to your interview.

  We always check references before your interview. Here's how to give us your consent to check references.
Become thoroughly familiar with the company. Read the news and visit their web site.
Select some of our questions to add to your list of questions about the company and the position;
Print and review Telephone Interviewing Tips if necessary.
Are You ready for a Behavioral Interview?
Interview for Success: read the MRI Interview Handbook.
Review the short selections from Advice

If relocation is involved, visit the the Relocation Tools for cost of living comparisons, and talk to MacEntyre about FAS Hotline.