The costliest error is using the agent's recommended lawyer. The agent gets a commission only if the castles villages sale bolzano goes through, which is a different interest than looking after your interests. Your own legal adviser costs a fraction of what is at stake and remains the best protection.
Signing in a language you do not speak ranks close behind. An official translation costs little next to the purchase price. Verbal assurances carry no weight when the written text differs — only the signed text matters.
Purchasing off-plan on trust has ruined plenty of plans. Before paying anything, look at the developer's completed projects, the construction licences, and whether payments are held in escrow. Late deliveries are normal even with reputable builders; abandoned sites are the exception but much more damaging.
Ignoring the exit is less obvious but just as costly. A home bought abroad has to be sold or passed on at some point, and the pool of future buyers decides what you get back. A home with no local demand sells slowly when conditions change.
Finally, many buyers misjudge the annual paperwork. Tax filings are often required regardless of whether the buy property in ungasan earns anything, and late filings attract penalties that accumulate quietly. Putting in place a local accountant from the start prevents most of these problems.