document: From revenue management concepts to software systems In 1999 , after developing and installing over 170 revenue management -LRB- RM -RRB- systems for more than 70 airlines , PROS Revenue Management , Inc. had the opportunity to develop RM systems for three companies in nonairline industries . PROS research and design department designed the opportunity analysis study -LRB- OAS -RRB- , a mix of OR/MS , consulting , and software development practices to determine the applicability of RM in new business situations . PROS executed OASs with the three companies . In all three cases , the OAS supported the value of RM and led to contracts for implementation of RM systems
doc_bio_tags: O B I I O B I O O O O O O O O O O O O O O O O O O O O O B I I O B O O O O O B I O O O O O O O O O O O O O O B I I O B O O O O O O O O O O B I I O O O O O O O O O O O O O O O O O O O O O O O O O B O O O O O O O O O O O O B I