ADVO-SYSTEM INC <ADVO> SEES BREAK-EVEN 2ND QTR ADVO-System Inc said it could report a break even second quarter ending March 28, 1987 compared with a loss of 1.8 mln dlrs, or 16 cts a share, in fiscal 1986's second quarter ended March 29, 1986. ADVO said it previously announced it would report a net loss for the quarter.