Celia and Diana did not run into any major problems because luckily, the designers they entrusted the production of their house with were incredibly skilled and precise people in their area of expertise. The major prospect of the film was for the couple to have confidence in the designers, especially since they were patrons of an experiment to an unconventional type of building that had never been tried before. The couple did not have trouble with establishing their preferences and contending for it to be done.
Celia