No, you do not have to trust the other person to not make purchases. You can simply set up the parental controls.<p>I understand why people are downvoting my original comment -- it is very easy to dislike Amazon, for many reasons -- but the fact remains that you <i>can</i> lend eBooks.<p>You just have to put them on a physical device first.<p>And you&#x27;re allowed to put each eBook on up to 5 devices. That means you could, theoretically lend up to 5 copies at a time. Not just one.