Are you still not aware of the portable world?
As technology advances now, you can have portable cabins, portable bathrooms, portable canteens, portable temples, and even have portable gyms and portable cottages.
Portability is the main feature why it has gained so much importance over the years.https://abuildtechblog.wordpress.com/2021/08/02/porta-cabins-reasons-for-why-you-should-start-using-porta-cabins/