What to do if you run out of juice in your Tesla Model S - AutoblogGreen Rather unhelpful article. Basically encourages people to drive past zero ten maybe 20 miles before bothering to put car into tow mode.
They also fail to mention that continuing to drive 75 into 35 mph headwinds and watching your projected range plummet is kinda not smart. Simply slowing down to 65 would have given them plenty of range to spare.