You may consider selecting a theme for your teenage bedroom as it keeps you focused and allows you to work on details. Hobbies and sports, celebrities, rock stars, cars, shapes, etc are few themes extremely appreciated by the teens. Irrespective of the theme you are selecting, ensure to select the wall color bright and inspiring. Stripes, checks, and mural designs are also known to work very well on the walls.
Consider introducing fun filled low cost novelties such as bean bags in jelly beans colors, bright colored bedding, funky lamps, attractive book stands or holders, vibrant window treatments, photo frames, etc. Alternatively, you may also spruce up things by employing distinct items for decoration such as a guitar, a golf stick, skateboard, old posters, trophies and mementos, artificial plants, etc. Also ensure to spread a bright rug on the floor as it is extremely useful for doing miscellaneous tasks.