During the execution of a construction project, one of the neighboring businesses is complaining that the current building height does not agree with the initial project plans.
What should the project manager do first?

A leader from project B consistently reaches out to a team member in project A for assistance.
What should project A's project manager do?

A project manager is part of a cross-functional agile team. Throughout the project, it has become obvious that team members from different functional units have different perspectives of what the outcome should be.
What should the project manager do to resolve this?

A team shared a complaint regarding the scrum master during the last sprint review. The team expressed that they were delayed because the scrum master did not remove impediments, such as scheduling some meetings with external teams and obtaining a room to work collaboratively, among other critical blockers.
What should the project manager do?

The project manager of a large construction project discovers that the blueprints received from the client appear incomplete. What should the project manager do first?