# Demonstrate Fact Pattern 7

Source: https://developer.avalara.com/products/communications/integration-guides/communications-integration/xqj7616290777432/

Guide: Communications

# Demonstrate Fact Pattern 7

**Element type: Required for International**

**Enpoints/models used:** [CalculateTaxes](https://developer.avalara.com/api-reference/communications/v2/methods/Tax%20Calculation/CalculateTaxes/)[https://developer.avalara.com/api-reference/communications/v2/models/LineItem/](https://developer.avalara.com/api-reference/communications/v2/models/LineItem/)

To earn the International Advanced Feature, your integration must show that you it can calculate international communications transactions demonstrated in [Fact Pattern 7.1](https://developer.avalara.com/communications-integration/example-transactions/intl-7-1) and [Fact Pattern 7.2](https://developer.avalara.com/communications-integration/example-transactions/intl-7-2).