Such a letter should be worried about in advance.

For a potential buyer, be sure to report the shortcomings that are in real estate. The roof flows, the wiring burned, the crane in the bathroom and so on. This will help you establish a trusting relationship between the buyer and you, as well as to avoid various kinds of trials, after buying. If you are selling a communal apartment or part of the house in Lugansk, then you should present a written refusal to your neighbors of a predominant purchase. Such a letter should be worried about in advance.