In this tutorial, Russ Andersson demonstrates the offset tracking technique in SynthEyes, useful for difficult tracks where the background changes frequently. Using a shot of a concrete truck, Russ starts by tracking a flashing light on the truck using high pass filtering to stabilize the image. After creating a smooth, blended track, he clones the tracker to create an offset tracker for the front of the truck. By adjusting the offset tracker at various points, he ensures accurate tracking despite the changing background. Russ explains how to manage and fine-tune offset keys and emphasizes the importance of getting the initial supervised tracker right before cloning. This method simplifies complex tracking scenarios, making it easier to maintain accuracy and consistency.