# Ashley's script to pull all OUs and their linked GPOs, dump to csv
$Timestamp = (Get-Date).ToString("yyyyMMdd_HHmmss")
Get-GPLinkReport | export-csv "D:\GPOs\^LinkReport\GPOLinks-$Timestamp.csv" -Force

# import-csv Ashley's report, filter only ITD
$LinkReports = Get-ChildItem "D:\GPOs\^LinkReport\" | Sort-Object LastWriteTime -Descending
$FirstNewest = $LinkReports | select -first 1
$SecondNewest = $LinkReports | select -first 2 | select -last 1

# check dates and backup any new changes
$compare = Compare-Object $FirstNewest $SecondNewest





$GPOs=Get-GPO -All
ForEach($GPO in $GPOs)
{
    $GPOName = $GPO.DisplayName
    $Timestamp = $GPO.ModificationTime.ToString("yyyyMMdd_HHmmss")
    $FolderPath = "D:\GPOs\$GPOName\$Timestamp\"
    If(!(Test-Path $FolderPath))
    {
        New-Item -Path $FolderPath -Force -ItemType Directory        
    }
    $GPO | Backup-GPO -Path $FolderPath