The correct answer to this open question is the following.
The key project management strategies that may have been used to minimize Go-live problems with the HP SAP Go-live process are the following.
1.- To avoid steps missing, checkpoint is necessary. 2.- Senior management must be informed about development issues, infrastructure, communication, testing, training, conversion, and operations. 3.- Collect all the information available from project teams. 4.- Take into consideration the information of team leaders and users. 5.- Apply readiness review after five or six months to see if the target date is possible.