Use your mouth. (or the contact form)

Assuming you're ordering whilst they're in stock (i.e. it's not a pre-order or waitlist), books will be posted within 3 working days.

Downloads should be processed immediately upon purchase and available on the screen at the end of the purchase process. They will also be emailed, just in case.

Probably not in an unsupervised setting, no. There are some slurs involved and distressing parts to some of the experiences told, so be wary.