Following are the steps to set limit on mailbox size for individual user in SmarterMail:
Login to your SmarterMail account as 'admin' user.
<ol>
<li>Click on Domain</li>
<li>Select the domain</li>
<li>Click on Manage</li>
<li>Select the user</li>
<li>Click on Edit</li>
<li>Click on Save</li>
</ol>
Login to your SmarterMail account as 'admin' user.
<ol>
<li>Click on Domain</li>
<li>Select the domain</li>
<li>Click on Manage</li>
<li>Select the user</li>
<li>Click on Edit</li>
<li>Click on Save</li>
</ol>