Last week it was all about how to sell your clothes in store {Buffalo Exchange, Beacon’s Closet, Crossroads, etc.} and today is all about how to master the clothing resale app, Poshmark. I’ve had a Poshmark account for at least three years, but I finally started selling clothes seriously and the process has been eye opening! If you’re looking to clean out your closet and sell some clothes, here are tips to become a Poshmark pro.