Write the next sentence in the following story.

How to format a list of references with a resume
Start a list of direct supervisors, or superiors who had a favorable impression if possible, for each job you've held.
The higher up the corporate structure the better.
Start a list of impressive individuals who may be able to provide a character reference.
At a minimum your character reference should be able to verify your identity. Contact each reference to ensure the contact information is valid and that the supervisor is willing to provide a reference.