Installation of doorways and window frames can be carried out both independently and using specialists. Without skills in such a case, it is better to entrust it to those who have succeeded in this. Next, it is required to leve ceilings and walls. Work with putty needs attention and manifestation of patience. High -quality, smooth walls will be much easier to glue with wallpaper, and painting will not reveal obvious disadvantages. This type of work is finish, completing repair work.