What is a Form 144 Notice of Sales? Going Public Lawyer

Securities Lawyer 101 Blog Rule 144 requires that a "Notice of Sale" on Form 144 be filed by any person for whose account the securities are being sold if the person is an affiliate at the time of sale, or was an affiliate during the 90 days prec...
http://www.securitieslawyer101.com/2015/form-144-notice-of-sales/