+ SCHEDULING PROJECT WORK 145 create a risk that paint would get on the carpet or that the carpet installers would smear the painted walls--either of which would result in delays, waste, and work having to be redone. Controlling the Schedule Once the schedule has been created and approved, changes should be avoided throughout the project. The project manager and the project team should become aware of potential delays and issues that might affect the completion date and work proactively to prevent them. This means encouraging the team members to communicate with the project manager and with one another about potential issues and risks. Controlling the project schedule requires the project man- ager to react to variances in the duration of activities. When a