It is undeniable that many accommodations such as houses and condominiums in some countries were built for a long time. As the result, many persons are becoming interested the history of the house or building they live in, and they want to find out about their residential. From my point of view, I think that they have many reasons that made them interested in the house history, and they also have many methods to find out. In the following paragraph, the reasons to support my opinion will be outlined in the detail.