Whether you want something taller or shorter, simply rotate the inner portion of the pole until it reaches your desired length. Do you plan on building it yourself or hiring a professional? If taking the DIY route, make sure to read up on safety protocols before starting any construction work. If you plan on selling soon, potential buyers will appreciate this addition and may even be willing to pay more for it! Additionally, if you own rental properties, installing one may attract tenants who want to display their national pride without having to purchase their own flags or poles. Look for any signs of rust or wear-and-tear; if found, these should be addressed promptly so as not to cause further damage down the line. Their unique ability to extend makes them perfect for a wide range of applications. (In fact,) one could say they're the ultimate multi-use tool!First off, extendable flag poles are great for displaying flags. Plus, look for features like snap locks or twist-lock systems which make setup even simpler.