What should you look for when buying a 100 year old home that has been renovated to look brand new?
To start pretty on the outside dont always cut it.Do a look yourself a walk through.Outside roof ok how old; windows old  paint peeling signs of leaks .Next basement look and take notes  foundation type ,plumbing pvc  copper pex look for signs of upgrades.Elec panel look new looks neat not rats nest. Frame looks solid not cut up . Any odd smells damp mold septic.Radon vents dirt floor. Attic insulation ok mold smells ,mice nest. look up at roof any day light. If home still want . Talk to your home inspector about your findings and how deep you want him to look at it.
GET A PRO money well spent.