Tip: Line-level storage where you need it by Lary Shaffer
Video: Bosch Laser Range Finder New and noteworthy staff picks from the 2007 International Builders' Show
Laser Levels: Bet You Can't Buy Just One Combining the capabilities of dot, line, and rotary lasers will send your other layout tools into retirement by Gary M. Katz
Laser Levels: Manufacturers A list of links to view the tools and their specs by Chris Ermides
Tip: Improvised mason’s level by J . Kaye
Using a water level For simple projects, all you really need is plastic tubing and a bucket of clean water by Tom O'Brien