function Add-Title([string] $name) {
    "Mr. $name"
}

function Say-HelloWorld([string] $name = "World") {
    $computerName = $env:COMPUTERNAME
    $greeting = Add-Title($name)
    Write-Host "Hello, $greeting ($computerName)"
}

. ./functions.ps1


$remoteUsername = "username"
$remotePassword = "password"
$remoteHostname = "172.16.0.100"

$securePassword = ConvertTo-SecureString -AsPlainText -Force $remotePassword
$cred = New-Object System.Management.Automation.PSCredential $remoteUsername, $securePassword


Say-HelloWorld("Spolsky")

Invoke-Command -computerName $remoteHostname -Credential $cred -ScriptBlock {
    Say-HelloWorld("Spolsky")
}

Invoke-Command -computerName $remoteHostname -Credential $cred -ScriptBlock ${function:Add-Title } -argumentlist "Spolsky"

New-PSSession SERVER1 -Cred $creds | Enter-PSSession
. \tsclientccommon.ps1

. \Server1sharecommon.ps1

function Get-ScriptDirectory
{
    return Split-Path $script:MyInvocation.MyCommand.Path
}

function GetLocalFileName
{
    param([string]$filename)
    return [system.io.path]::Combine((Get-ScriptDirectory),$filename)
}

# dot-source the library using full local name to get round problem with remote invocation
$MYLIBRARY = GetLocalFileName "mylibrary.ps1"
. $MYLIBRARY

Import-Module .Common.ps1 -Force
    # Now you can call common functions locally

    $commonFunctions = (Get-Command .Common.ps1).ScriptContents
    Invoke-Command -Session $session -ArgumentList $commonFunctions -ScriptBlock {
        param($commonFunctions)
        Invoke-Expression $commonFunctions

        # Now you can call common functions on the remote computer
    }