A Grade II-listed home can be modernized, but you must follow the criteria... There is a reason why buildings are listed. They may have a specific historic or architectural importance that must be preserved, or they may be located in a historically significant location. The key to preserving the value of these properties is not to change them too much, so as not to destroy their appeal for future generations. You should consult with experts before making any changes to a property that was built before 1990. Some modernization projects may require licensing from local authorities, and some modifications could affect your insurance coverage. You should also check with utilities companies to make sure that you are not accidentally breaking any rules by adding insulation to your house or remodeling your bathroom. They may be able to provide you with an accurate estimate of any extra costs that will come out of your own pocket if you decide to go ahead with the project. Modernizing a Grade 2-listed building is possible but it requires careful planning and expert help. If you want to save money while still living in the up-to-date design of today, then consider replacing old windows and doors with energy-efficient options. You might also want to think about adding solar panels or other renewable energy sources to your home. These things will help reduce your carbon footprint and they are also good investments in case you want to sell your house one day.