Finally, remember that reaching new heights with extendable flag poles is totally achievable - just stay focused and work hard! Wow!!How to Instantly Expand Your Flag Pole's PotentialExpanding your flag pole's potential can be done instantly! It's not difficult, and the result is amazing (you won't believe it). However, there are some best practices that should be followed to ensure safety and respect for the flag. Ground-mounted poles are typically mounted into concrete footings that extend below ground level in order to provide stability against wind gusts.