<p>You can do that… provided you have internet and can go through the hassle. During law school, we weren’t allowed to have our wireless cards in our comps during finals - you could put them in for the purpose of emailing it to yourself and then run to the school printers to print your exam, but that was just a hassle. </p>
<p>Also good if, for some reason, you lack access to an email account at one location - firewalls or whatever at work.</p>