Mistakes on construction sites can be expensive. Who is to blame, who is liable and how can you protect yourself from claims for damages or liability?
Many houses, mainly older ones, lose a lot of heat because they are poorly or not insulated at all. How can you avoid this and save a lot of money?
If you want to sustainably reduce your energy consumption, you should take a closer look at your heating system.
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?