A few days ago, the smoke alarms in my house went off at 3am, so we got up and took it seriously when we smelled smoke everywhere. But after 20 minutes of searching high and low, we couldn't find a source, so as a precaution, we called 911 to let our fire department stop by to check things out too.The fire department was great, first a fire marshal showed up and walked us through everything before the trucks arrived. We poked around inside and out for about an hour and couldn't find anything ele...