Because our waitlist is unranked and only revisited starting in May, waitlisted candidates can seize this time to supplement their applications and underscore their unique contributions to the community. Helpful options: short, free-topic essays; updated resumes and/or transcripts (the latter sent via LSAC); new letters of recommendation; periodic updates and expressions of continued interest. Source:
http://www.law.upenn.edu/prospective/Check out and answer the realted poll: What do you do when you're waitlisted?
http://www.lsatdiscussion.com/index.php/topic,724.0.html