If they bind' the house may have settled, indicating the need for major structural repairs. Windows should open and operate easily. If not, check to see if they are simply painted shut, an easy fault to repair. Basement Basements are a traditional source of homeowner headaches. Check carefully for cracks in walls and signs of water damage.
Many older homes have inadequate systems.
Check the fuse or circuit breaker panel. The capacity of the circuitry will be indicated on the panel. The cost of adding capacity varies widely. Plumbing Check the pressure and flow from each tap, inside and out. If it seems inadequate, the pipes may be clogged with internal deposits.