<p>Nothing. That eight hours is gone, and the new number you get after the wall moves is really just a guess with better formatting.</p> <p>That&#39;s the core problem BidLight was built to fix. Traditional takeoffs are static — you measure, price, and hand off a number that&#39;s already stale the moment someone tweaks the design. Revit models change constantly during design development, and every change means redoing work by hand or, more often, not redoing it at all and hoping the gap isn&#39;t too big.</p> <p>Here&#39;s how BidLight changes that:</p> <ul><li><strong>Export your Revit model</strong> instead of manually measuring quantities.</li><li><strong>Two AI models read the geometry and metadata</strong>, classifying BOQ line items automatically.</li><li><strong>Pricing pulls live</strong> from BidLight&#39;s roughly $30,000-item database plus Craftsman, 1Build, and RSMeans data.</li><li><strong>You get labor, equipment, material, and time costs in minutes</strong>, not days.</li><li><strong>When the wall moves, the design updates, and your estimate updates with it</strong> — automatically, in real time.</li></ul> <p>No re-running the takeoff, no chasing down what changed, no explaining to a client why yesterday&#39;s number doesn&#39;t match today&#39;s model.</p> <p>The bigger shift is what this does to your time. Instead of burning hours on measurement every time a design iterates, you spend that time reviewing numbers you can actually defend. That&#39;s the whole point — win more work with estimates that hold up, and stop treating every design change as a reason to start over.</p>