sentences:  Novell DOS 7 was available through various OEMs, a dedicated mail order shop and authorized dealers.A major functional addition was Novell's second attempt at a peer-to-peer networking system, Personal NetWare (PNW).This was better than its predecessor, NetWare Lite (NWL), but it was incompatible with Microsoft's networking system, now growing popular with support in Windows for Workgroups, OS/2, and Windows NT.