Crayons, fingerprints, grease, scratches and peeling wallpaper; Are there any splashed on your wall right now? If they are, then you must know that it is not easy to clean them. There's no magic spell you can cast to transform your wall from Pollock-inspired clutter into a chic, pristine Martha Stewart-prepared home. However, with a little hard work (and perhaps, occasionally, the help of commercial cleaners) it is possible to transform mangy walls into beautiful, pleasant walls. Here are 7 simple things you can follow to clean your walls without having to resort to pulling your hair out. .1. Remove any furniture or delicate items. If you are moving into a new house and want to clean the walls first, then that's fine. It means you don't have too many things in place yet. For those who have sofas, walls, tables and cabinets in the area they want to clean. Move them to a safer place or cover them to avoid damage. This is especially true if you intend to use harsh chemicals for cleaning.2. Clean dust and dirt thoroughly. An important step if you will...