It is plastered all over just for newcomers to the error with chalk on the surface is very thin, which means that the material is mistakenly scraped with a spatula instead is placed on the surface to do, if that were the case, we can then left with the problems of the plaster drying too fast, not enough to observe the surface, they are not deep enough to plaster the surface first for toweling later.
The depth of research, you must set theapply the plaster surface is approximately 2 mm thick.
This should also be applied only once, to the extent reasonably possible, but we should not be too much noise in your finery start right now, because if the entire wall / ceiling is over you can ladle on some of the moldings Following in plaster, so he said that should not put up pieces of plaster on their surface, and where you play only the treatments used on plaster, not too much, once against the wall, butlying on a strip of plaster, and even your shots in order to have a reasonable level of application of plaster, then move to the next section of the surface plaster finish.
By applying a few strokes of chalk is sometimes tempted to try to level the field in question as far as possible before entering the world of work subsequent lines of the application, but paying too much, just applied to the plaster, and will help helps themdry faster, it was also dis-it-like the surface of the wall that you just used it too. So, in summary, it was on the lines of good and go to completion.