What kinds of things to consider before buying a house -- unexpected expenses, change in taxes, etc?

There are several points to concentrate upon before buying a house. First of all you should keep in mind that you are purchasing piece of mind by purchasing a house. I mean you should take enough care to ensure that purchase of a house doesn't mean litigation in future. Second point to consider is the locality. Several things depend on locality or area like safety, security, gentry etc.Locality will influence your future generations. Hence take care to select good locality. Last thing is finance. Purchase of a new house should not make you bankrupt. Weigh all these points and decide course of action. All the best.