Ask for the estimate to be split into three groups: amounts due on purchase, professional and registration costs, and annual charges after completion. Also ask which figures are fixed, which depend on your residency or ownership structure, and which remain unknown until the property documents...
Which neighbourhood boundaries are you using, and what counts as a villa in this comparison? That price band could still contain properties with very different condition and financing appeal. I’d also distinguish vacant homes from those where the occupancy position is merely unclear; those are...