    Sentence 1: By 1993. Peiney was using”  ‘EDI’ for’ processing 97° ‘percent  purchase~ orders and 85 percent ;of  invoites - with 3.400 -of. its 4,000.  suppliers, - . -    Sentence’ 2: EDI’ hélpéd Pennéy:more  effectively.manage the.purchase orders  and invoices of;suppliers.    