How is a temporary homeland of residence (Watan al-Iqamah) legally established by a traveler?

The Traveler's Prayer (صلاة المسافر): Distance and Duration

• By staying in a town for at least 3 days.
• By intending to stay in a single location for fifteen (15) days or more.
• By buying a temporary tent.
• By staying for less than 10 days.