To use these posters and prints, you can simply hang them on your wall using appropriate wall - hanging tools. Make sure the surface is clean and dry before hanging. When it comes to maintenance, avoid exposing them to direct sunlight for long periods as it may fade the colors. You can gently dust them with a soft cloth. If there are any stains, use a mild cleaning solution on a small, inconspicuous area first to test for colorfastness.