42 COMPUTER SERVICES, NAMELY IMPLEMENTATION, OPERATION, CUSTOMIZATION, UPDATING, AND MANAGEMENT OF SOFTWARE FOR USE IN DATA ENRICHMENT AND IN THE FIELDS OF PRICING REVENUE AND YIELD MANAGEMENT, PROFIT OPTIMIZATION, MERCHANDISING, INVENTORY OPTIMIZATION AND PRICING AND INVENTORY ANALYSIS; COMPUTER SERVICES, NAMELY, APPLICATION SERVICE PROVIDER FEATURING SOFTWARE USED FOR DATA MANAGEMENT, MANIPULATION AND ANALYSIS IN THE FIELDS OF PRICING REVENUE AND YIELD MANAGEMENT, PROFIT OPTIMIZATION, MERCHANDIZING, INVENTORY OPTIMIZATION AND PRICING AND INVENTORY ANALYSIS