Permanent markers are great until the ink lands on furniture ... with a dry-erase marker. Let the ink sit for a minute, then ...

Need to remove permanent markers from a hard plastic toy or container? Take a dry-erase marker and color over ... marker ...

But a dry erase marker won’t turn any heads. And this one holds its own little secret. It acts as a master key for hotel room door locks. This is really more of a repackaging hack. The exploit ...