Contract-(3-32) acquirers and suppliers see a contract view, which includes the acquisition and supplyprocesses and begins with a contractual relationship to supply software. depending on the contract, the supply process may use the development process to create new software, the operation process to provide software operation services, or the maintenance process torepair or improve the software. operators see an operating view, which includes the operations process. the operationsprocess may use the maintenance process. developers and maintainers see the engineering view, which includes the maintenance anddevelopment processes. the maintenance process may also use the development process. the employer of supporting processes sees the supporting view, which includes the eightsupporting processes. managers see the corporate view, which includes the four organizational processes.