Recognize the basic types of wallpaper materials. We recommend that you choose wallpaper based synthesis for glossy, waterproof, easy to clean and much cheaper. For the walls you should check with the digital printing, whether they have the appropriate material to use.
Recognize the structure and characteristics of your room walls. Good wallpaper installed when conditions are dry wall. Clean the walls of your room in advance, if there are cracks or holes with cement and wait until conditions dry wall. So if someday in the future you want to replace with another new wallpaper, remove old wallpaper, clean the walls of the glue still attached. Once dry, please attach your new wallpaper.
Calculate the wall area to be coated wallpaper, because it will affect the adjustment of motives that may have severed the connection. When attached, do not use too much glue or a special glue so as not to cause bubbles.