The biggest one is relying on the seller's lawyer. The seller earns money when the deal closes, which is buy a flat in ozankoy different interest than acting houses for sale in portugal you. An independent lawyer represents a fraction of what is at stake and is money well spent.
Signing in a language you do not speak is nearly as costly. An official translation is inexpensive set against what is at stake. Promises made in conversation carry no weight if the written contract says otherwise — the contract is what counts.
Purchasing off-plan on trust has wrecked many budgets. Ahead of a deposit, examine what the company has already delivered, the construction licences, and meljine real estate how deposits are protected. Delays happen frequently even with reputable builders; abandoned sites are rarer but far worse.
Forgetting about resale is a subtler error. Any property will eventually be sold, and the next buyer decides what you get back. A property with no local demand sells slowly when sentiment turns.
Lastly, a lot of buyers underestimate the ongoing obligations. Annual declarations are often required even in years with no rental income, and overlooked notices generate fines that accumulate quietly. Putting in place a local accountant at the outset heads off most of these problems.