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TIM Enterprise allows complete flexibility in the way you can select your Billing Periods.
You have three types of period to select from. These are:
- Preset period
- Last period
- Custom period
Preset period
![Add Entity](http://www.tri-line.com/common/img/documentation/tim_enterprise/reports_3.png)
Last period
![Add Entity](http://www.tri-line.com/common/img/documentation/tim_enterprise/reports_3.png)
Custom period
![Add Entity](http://www.tri-line.com/common/img/documentation/tim_enterprise/reports_3.png)
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