On Tuesday, Poshmark, the fastest growing mobile marketplace for buying and selling women's fashion, released its highly-anticipated Android app and unveiled celebrity investors, including Rachel Zoe, Ashton Kutcher’s A-Grade Investments, Naval Ravikant and Shervin Pishevar. Manish Chandra, founder & CEO of Poshmark, Inc., spoke with the International Business Times about the new Android app, the company's latest investors, and how mobile and social media will impact consumer spending during Black Friday 2013.