Drafting emails and cleaning them up. Summarizing PDF's Assisting with more complex math or engineering concepts to at least give me some ideas of where I can start looking (i.e. like wiki, but faster). Materials analysis - I can feed it a spectrograph, and it can output several AISI or AMS specification numbers to look at. Cleaning up papers or reports that I've written. Helped with Resume. It's extremely helpful. It's a great starting point on a lot of things.