Business Insider asked hotel employees about the red flags to look for when checking into a hotel. Burnt-out light bulbs and dust in common areas may be signs a hotel isn't clean or well-maintained.

Business Insider asked hotel employees about the red flags to look for when checking into a hotel. Burnt-out light bulbs and dust in common areas may be signs a hotel isn't clean or well-maintained.

Business Insider asked hotel employees about the red flags to look ... This is especially worth noting if you're in a popular area or traveling during a busy time when it'd be surprising to ...