A dream home is an exclusive house with all parts designed for a luxury look both interior and exterior. A dream home may also refer a house design that looks similar to ones in fictions and stories. If you consider having one of those dream homes, you should have a big budget because prices are high. However there are still affordable home designs to apply hence build a dream home or update an existing one to be a dream home.
You should compare all designs and choose the one that best suits your budget. Otherwise you may not be afford expenses.