Appraisals Aren't Always Equal San Francisco's housing stock is so varied in style, age and condition, that it can be a challenge to appraisers and agents alike in pricing properties. Developers of new buildings set their own prices with their preferred lenders, but sellers of existing homes need to rely on the recent comparable sales which your San Francisco real estate agent will provide. Features such as a view, a double lot, recent remodeling, parking, central heating, new windows, outdoor space, and more all play a part in the value of a property. Buyers who will be financing their purchase (17 comments)