Just as I have high standards, integrity and rigor in my professional life I'm also very principled and practice diligence when those standards slip and I have to/want to cut corners.
If you're lazy and stupid in your work, chances are you'll be lazy and stupid in your misconduct too.
I would _strongly_ recommend against anyone trusting their private data to a company with physical ties to the United States.
What alternative email provider would you recommend Edward Snowden now gets an account with?"
...except you, me, some other people that realise the full implications and the paranoid.
I work at a Further Education College (14 years upwards) with some Higher ed students (mature) and everyone's all very interested in my opinions about privacy and footprints in exactly the way any educated, engaged person might be about any interesting and important topic but they don't think it applies in their case.
I also stand up at my desk to work. If anyone asks, I'll tell them why. Everyone is interested and thinks it's a good idea but I'm still the only person in the whole college that stands up at my desk.
Read the TOS...filter out the specifics that people need to be aware of...write a report...move on.
Get the boffin in before them and they have no where to go with it.