Just be careful buying real estate when prices have been going up up up AND there is no barrier for developers to churn out new houses and condos in the area.
Boston is pretty safe - space is used up and there are laws restricting new building. Many other big cities are safe this way - LA is sandwiched between mountains and ocean - and the mountains are largely state or federal parks (i.e. no building there).
Texas and Florida - not safe, for the most part. If your city is surrounded by nothing but cow pastures and/or farmland - and there are no heavy-duty laws restricting new developments - in a matter of two years developers can excrete many, many new houses and condos. This in and of itself doesn't kill the bubble. It's just a big multiplier when things go down, making things go down even more.
If you can buy and hold - if - that's your best bet. Just my
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