If the floor of the house is uneven and you can see and feel it, then there`s definitely a problem with the foundation. Be sure to examine the foundation for splits by tapping the concrete. Water stains on the exterior walls of the house are also signs of drainage problems. Examining the attic can also reveal important problems, especially with daylight coming in through cracks. The cost of roof repair or replacement depends on many factors, the exact answer can be given by experts after an inspection of the property. As for the experts - I applied to house plans and I liked them. Unfortunately, can't recommend others yet.
