Prepare and Research
To stand out as the best candidate for a role, you need to spend time before the interview conducting research into the type of job, company, and industry you are interviewing for. Your solid and thorough knowledge of these factors will be critical to your success. You can find some great sources of information by visiting the Quintessential Guide to Researching Companies as well Contract Accountant's own recruitment blog.
Anticipate Questions (and prepare the answers)
The types of question that will come up in interviews may vary but you can always prepare yourself for most situations. Also, don't forget that you will also be given the opportunity to ask your interviewer questions. This is a great opportunity not to be missed. Contract Accountants has some great advice about how to handle this sometimes daunting section of an interview.
It is amazing how many job seekers skip this crucial step. Don't breath a sigh of relief when the interview is over and forget about it. Be pro-active and follow up!