Viewing and using survey reports

Are there times when I won’t receive a report or Gallup will suppress survey data?
How long does it take for reports to generate after I close a survey?
Why don't I have data in my report?
Can a manager view their employees’ individual survey responses?
How do I edit the columns (data) that appear on my report?
Can I use the Heatmap tool to view custom (i.e., non-Q12) questions?
How do I download multiple reports at once?
How do I create a report that shows all my scores in one view?