When a flat I‘ve bought in Germany was constructed, the payment to the developer happened „Zug-um-Zug“, that is, they received a total of like 7 payments as the

When a flat I‘ve bought in Germany was constructed, the payment to the developer happened „Zug-um-Zug“, that is, they received a total of like 7 payments as the development reached certain milestones. Had to take the whole mortgage up front in one go, though.