Here's a roundup of our best MBA essay tips to keep in mind as you begin to write. How to Write an Unforgettable B-School Essay 1. Communicate that you are a proactive, can-do sort of person. Business schools want leaders, not applicants content with following the herd. 2. Put yourself on ego-alert. Stress what makes you unique, not what makes you number one. 3. Communicate specific reasons.