[chainsaw]

How about recording phone conversations? Then transcribe them onto email and sending a copy to yourself.

[NonLinear]

And keep the original recordings, of course.

[Thorliveshere]

How about recording phone conversations? Then transcribe them onto email and sending a copy to yourself.

I agree with this. Getting everything "in writing" back and forth is good in one way, but it makes it look like you don't want to confront the teacher, which is exactly what I would want to do. I would bring a little recorder along.