Answer:
Webmail allows the users to access their emails as long as they have access to an Internet connection and a web browser. This also means that the user cannot read an old email or draft a new email offline.
+8 ounces ...don't know what an alrebra tile so I just subtracted :)
The answer is DMNNAMSVR. While in an interactive nslookup session, one would use the DMNNAMSVR keyword to change the DNS server one is using.