We will continuing using previous tutorial "Logistics" and add formatter to show how to use this feature
## Add Expression to ShippingGuide
Open your Visual Code and login. Open object **ShippingGuide**.
To demonstrate the capabilities of the Expressions, we will add 2 new properties ( first & last client name) that will retrieve is values from another property (full client name). Add the Add the following properties and expressions:
**_this** reference object in the scope.
The full code of the **ShippingGuide** have to be:
## Download & Update Nuget packages
Build and download Nuget packages. _On build file ("Logistics") select "Download" (choosing directory where you want to download the files)_
Open your Visual Studio and the project previous created "Tutorial - Logistics".
Update the 2 Nuget packages on your Visual Studio project. _note: before updating, on command prompt (cmd), PowerShell or Package Manager Console of Visual Studio execute the command bellow_
_This clean nuget cache of the system, ensuring that version want is running_
## Use of Formatters
On class "Program.cs" add the following function:
Add call on "main" to the function that you have create.
Run the program and in the command prompt you should see the messages of the expressions performed.
The solution is available: [Source](🔗)