9to5IT

#requires -version 2
<#
.SYNOPSIS
  <Overview of script>

.DESCRIPTION
  <Brief description of script>

.PARAMETER <Parameter_Name>
    <Brief description of parameter input required. Repeat this attribute if required>

9to5IT

Import-Module ActiveDirectory

# Set the number of days since last logon
$DaysInactive = 90
$InactiveDate = (Get-Date).Adddays(-($DaysInactive))

#-------------------------------
# FIND INACTIVE COMPUTERS
#-------------------------------
# Below are three options to find inactive computers. Select the one that is most appropriate for your requirements:

9to5IT

$RegKey = (Get-ItemProperty 'HKCU:\Volatile Environment')

$RegKey.PSObject.Properties | ForEach-Object {
  If($_.Name -like '*View*'){
    Write-Host $_.Name ' = ' $_.Value
  }
}

9to5IT

Import-Module ActiveDirectory

# Set the number of days since last logon
$DaysInactive = 90
$InactiveDate = (Get-Date).Adddays(-($DaysInactive))
  
#-------------------------------
# FIND INACTIVE USERS
#-------------------------------
# Below are four options to find inactive users. Select the one that is most appropriate for your requirements:

9to5IT

Import-Module ActiveDirectory

#-------------------------------
# FIND EMPTY GROUPS
#-------------------------------

# Get empty AD Groups within a specific OU
$Groups = Get-ADGroup -Filter { Members -notlike "*" } -SearchBase "OU=GROUPS,DC=testlab,DC=com" | Select-Object Name, GroupCategory, DistinguishedName

#-------------------------------

9to5IT

Import-Module ActiveDirectory

#-------------------------------
# FIND EMPTY OUs
#-------------------------------

# Get empty AD Organizational Units
$OUs = Get-ADOrganizationalUnit -Filter * | ForEach-Object { If ( !( Get-ADObject -Filter * -SearchBase $_ -SearchScope OneLevel) ) { $_ } } | Select-Object Name, DistinguishedName

#-------------------------------

9to5IT

Function Send-Email{
  <#
  .SYNOPSIS
    Used to send data as an email to a list of addresses

  .DESCRIPTION
    This function is used to send an email to a list of addresses. The body can be provided in HTML or plain-text
  
  .PARAMETER EmailFrom
    Mandatory. The email addresses of who you want to send the email from. Example: "admin@9to5IT.com"

9to5IT

#requires -version 4
<#
.SYNOPSIS
  <Overview of script>

.DESCRIPTION
  <Brief description of script>

.PARAMETER <Parameter_Name>
  <Brief description of parameter input required. Repeat this attribute if required>

9to5IT

Function Log-Start{
  <#
  .SYNOPSIS
    Creates log file

  .DESCRIPTION
    Creates log file with path and name that is passed. Checks if log file exists, and if it does deletes it and creates a new one.
    Once created, writes initial logging data

  .PARAMETER LogPath

9to5IT

#requires -version 4
<#
.SYNOPSIS
  <Overview of script>

.DESCRIPTION
  <Brief description of script>

.PARAMETER <Parameter_Name>
  <Brief description of parameter input required. Repeat this attribute if required>