function This-IsYourFunction 
{
    Param
    (
        [Parameter(Mandatory=$true)]
        [ValidateScript({Test-Path $_})]
        [string]
        $filePath
    )

    Write-Host "Hello, World."
}

function Install-Office {
    [CmdletBinding()]
    param(
        [Parameter(Mandatory,ValueFromPipelineByPropertyName)]
        [ValidateSet('2013','2016')]
        [string]$Version,
        
        [Parameter(ValueFromPipelineByPropertyName)]
        [ValidateNotNullOrEmpty()]
        [string]$ComputerName
)

    process {
        <#
        ## Connect to the remote with some code here
        Invoke-Command -ComputerName $ComputerName -ScriptBlock {
            ## Do stuff to install the version of office on this computer
            Start-Process -FilePath 'msiexec.exe' -ArgumentList 'C:\Setup\Office{0}.msi' -f $using:Version
        }
        #>
        Write-Host "I am installing Office version [$Version] on computer [$ComputerName]"
    }
}