The nested table i created is as
<table border="0" width="750" cellspacing="0" cellpadding="0">
<tr align="center">
<td width="530">
<table border="0" cellspacing="0" cellpadding="0" width="530">
<tr>
<td>
<tr>
<td width="14"></td>
<td width="177">
<p style="color:#333333; line-height: 20px; font-size: 16px; font-family: Helvetica, Arial, sans-serif; font-weight:bold; text-align: left; margin-left: 0px; padding-top: 0px;">Expand Your Reach</p>
<ul style="color:#767676; line-height: 20px; font-size: 12px; font-family: Helvetica, Arial, sans-serif; list-style-image:url(http://demo.frostmiller.com/sss104/images/bullet.jpg);text-align:left; margin-left: 25px; padding:0; list-style-position:outside;">
<li>Contrary to popular belief, Lorem Ipsum is not simply random text. </li>
<li>Contrary to popular belief, Lorem Ipsum is not simply random text. </li>
<li>Contrary to popular belief, Lorem Ipsum is not simply random text. </li>
</ul>
<br />
</td>
<td width="29"></td>
</tr>
<tr>
<td colspan="3">
<hr width="220" />
</td>
</tr>
<tr>
<td width="14"></td>
<td width="177" align="left">
<p style="color:#333333; line-height: 20px; font-size: 16px; font-family: Helvetica, Arial, sans-serif; font-weight:bold; text-align: left;">Contact Info</p>
<p style="color:#767676; line-height: 20px; font-size: 12px; font-family: Helvetica, Arial, sans-serif; text-align: left; margin-bottom: 2cm;">Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer .</p>
</td>
<td width="29"></td>
</tr>
</td>
</tr>
</table>
</td>
<td width="220">
</td>
</tr>
</table>
However, the nesting of the inner table of width 530 leads to overflow of the border of the outer table.
Add padding to the container TD tag of inner Table i.e. style=”padding: 10px;”