One of the largest hurdles for people wanting to live in a Tiny House is access to land. Land is expensive, in growing short supply and people want a balance of having land and being close to city or town centers where they can access services, entertainment and employment.
This page describes the most common path to U.S. citizenship, which allows a green card holder (permanent resident) of at least 5 years to apply for naturalization. Other paths include:
After living in Australia for a total of 4 years, including 1 as a permanent resident, you can apply to become an Australian Citizen. This process takes between 3 and 6 months. The citizenship application process is described in further detail on the Department of Immigration and Citizenship website.