42 PROVIDING COMPUTER PROGRAMMING AND CONSULTING SERVICES FOR THE IMPLEMENTATION AND MODIFICATION OF STANDARD COMPUTER SOFTWARE FOR USE BY A PARTICULAR CONSUMER AND PROVIDING INFORMATION TO BUYERS FOR ORDERING GOODS AND SERVICES IN A WIDE VARIETY OF FIELDS BY MEANS OF A GLOBAL COMPUTER INFORMATION NETWORK; AND ORDERING SERVICES TO BUYERS AND SELLERS FOR ORDERING GOODS AND SERVICES IN A WIDE VARIETY OF FIELDS BY MEANS OF A GLOBAL COMPUTER INFORMATION NETWORK, INCLUDING ORDER TRANSACTION ROUTING, MULTIPLE PROTOCOL SUPPORT FOR EXCHANGING CONTENT AND TRANSACTION INFORMATION, AND CONVERTING AN ORDER INTO THE SUPPLIER'S PREFERRED TRANSACTION PROTOCOL; AND CATALOG MAINTENANCE SERVICES TO SELLERS BY MEANS OF A GLOBAL COMPUTER INFORMATION NETWORK