<p>TIM Enterprise allows complete flexibility in the way you can select 
your Billing Periods.</p> 

<p>You have three types of period to select from. These are:</p>

<ul>
	<li><b>Preset period</b></li>
	<li><b>Last period</b></li>
	<li><b>Custom period</b></li>
</ul>

<h4>Preset period</h4>

<p></p>

<img src="http://www.tri-line.com/common/img/documentation/tim_enterprise/reports_3.png" alt="Add Entity" />

<h4>Last period</h4>

<p></p>

<img src="http://www.tri-line.com/common/img/documentation/tim_enterprise/reports_3.png" alt="Add Entity" />

<h4>Custom period</h4>

<p></p>

<img src="http://www.tri-line.com/common/img/documentation/tim_enterprise/reports_3.png" alt="Add Entity" />