Renovation of apartments refers to the process of updating or improving an existing apartment building. This can involve a variety of activities, such as modernizing the building's features, improving its energy efficiency, or simply updating the interior design. Renovation projects can range in scope from small, cosmetic updates to major renovations that involve significant structural changes. One of the main reasons for renovating an apartment building is to improve its overall appearance and functionality. By modernizing the building's features, such as the kitchen and bathroom fixtures, the building can become more appealing to potential tenants.