Matteo Zerbini/Getty Images

A few years ago,Italian houses selling for just one eurowere all the rage.

And they were snapped up like hotcakes, with locals and expats moving in to revitalize entire communities.

But, naturally, there are some major caveats.

the town of Arco in Italy

The scenic townscape of Arco. A comune in Trentino-Alto Adige in northern Italy.Credit:Matteo Zerbini/Getty Images

no flippers or short-term rentals allowed).

If you don’t, you may be forced to pay all that grant money back.