However, there are some best practices that should be followed to ensure safety and respect for the flag. Dig a hole that's at least one foot deep and fill it with concrete, so the pole won't move due to wind or other factors. How to Display Your Flags in Style with a Flagpole(Displaying a flag with a flagpole can be done in style!) It's easy to make your house look inviting and patriotic. High winds can easily tear apart a lightweight construction; thus, it is recommended that you take down your flag during periods of strong gusts.