Designing for the future - not always easy, plus budget is always a factor. Simple things like assuring resale, eg. home design with 4 bedroom, 2 bathrooms, 2 garages is one approach. The value of your home is determined by the following:
2. Size & inclusions in your home
3. Style & quality
You firstly build for your needs, then consider how to incorporate the above 3 elements to your best advantage.