Forgetting about resale is a subtler error. A home bought abroad has to be sold or passed on at some point, and the pool of future buyers matters. A home that only appeals to foreign buyers is harder to move in a weak market.
Teresitawils
One key point divides the right to reside and a passport. Residency gives you the right to live locally, usually with renewals, while a passport normally requires a long period of residence.