Blank filling. by due receive failure alternative hand collection proceeding notify sincerely Dear sir: I am afraid your ( 1) to settle your account, which is over 16 2 for more than six months, will leave us with no ( 3 ) but resort to legal ( 4 ) . This is to ( 5) you that unless we ( 6) your check for $7,550.50 16 7 June 30, we will place your account in the ( 8 ) of our attorneys for ( 9 ) . Yours ( 10 ) , Chen Yan