With a winter garden you gain additional living space, enjoy the sun even in winter, although it is cold outside, and extend the summer.
The range is huge: a simple kitchen costs a few thousand francs in a Swedish furniture store, a luxury kitchen more than a Tesla Model S.
Old houses have charm, but also need a great renovation. The decision "renovation or new construction?" depends on rational and emotional factors.
A power or battery storage device stores solar power that you do not use immediately and makes it available later. Does the investment pay off?
Building is generally prohibited in Switzerland. That's why you need a permit. Even for small building projects like a garden shed or a wall.
When you sell your house or flat, you want as much money as possible for it. What can you do to optimise the selling price?