Overhaul Involves the Strengthening Or Partial Replacesement of the Foundation, The Construction of New Walls and the Demolition of the Old, StrengThening the Floors. During Major Repairs, it is Advisable to Replace Worn Communications: Change the Pipes of Water Supply, Heating, Sewage. Do Not Forget ABOUT THE WIRING, ESPECIALLY THIS True for Houses with A Solid Service Life: Their Wiring Is Difficult to Correspond to Constantly Growing Modern Loadern Loadern Loadern. After thinking about overhaul, do not forget to prepare the following documents: BTI passport, certificate of ownership of the land plot under the house, ownership of the house.