Business Insider
One bad neighbor could ruin the investment you've been working to pay off or sell.
For many of us, a home is the biggest investment we'll ever make - yet most Americans are clueless about their home's value, including the things that can ruin it.
From unappealing renovations to an unfortunately-placed sinkhole, numerous factors can devalue your greatest investment.
We've rounded up 11 threats that could torpedo your home's value: