Copy-ItemWithBits.ps1

function Copy-ItemWithBITS { 
    <# 
    .SYNOPSIS 
        Copy-Item using the BITS protocol
    .DESCRIPTION
        Works like the copy-item cmdlet but uses the Background Intelligent Transfer Service (BITS) protocol
    .PARAMETER  Source
        The Path to the file/directory you want to transfer
    .PARAMETER  Destination
        The path to where you want to transfer to
    .EXAMPLE 
        Copy-ItemWithBITS -Source $Pwd -Destination C:\Temp
    .NOTES 
        LICENCE MIT https://opensource.org/licenses/MIT
        
        Requires BitsTransfer Module
    #>	

    param(
        [Parameter(Mandatory = $true, 
        Position = 0,
        HelpMessage = 'The Path to the file/directory you want to transfer',
        ValueFromPipeline = $True)]
        [ValidateScript({Test-Path $_})]
        [Alias('src')]
        [string]$Source,
        [Parameter(Mandatory = $true, 
        Position = 1,
        HelpMessage = 'The Path to where you want to copy files',
        ValueFromPipeline = $True)]
        [ValidateScript({Test-Path $_})]
        [Alias('dest')]
        [string]$Destination
    )
    
    #Get all the items in the Source Folder/File
    $Items =  Get-ChildItem -Path $source
    
    foreach ($Item in $Items){
        #if the item is not a folder
        if (!($Item.PSIsContainer)){
            Start-BitsTransfer -Source $Item.Fullname -Destination $Destination
        }
        #else recursivily call
        else {
            #Make the a new folder in the Destination, don't show output
            mkdir $Destination\$($Item.Name)  | Out-Null
            Copy-ItemWithBITS -Source "$Source\$($Item.Name)" -Destination "$Destination\$($Item.Name)"
        }
        
    }

}