Find stale user, email users afterwards

#FINDING THE USERS TO DISABLE
#Variables
$DaysInactive = 91
$time = (Get-Date).Adddays(-($DaysInactive))
$SearchBase = "OU=Users,OU=Site,DC=Domain,DC=Local"
$date = Get-date -Format ddMMyyyy

#Finds users defined in Searchbase that are enabled and the last log on was more than the $DaysInactive variable.
Get-ADUser -SearchBase $SearchBase -Filter {LastLogonTimeStamp -lt $time -and Enabled -eq $true} -Properties samAccountName,Name,EmailAddress,LastLogonTimeStamp | Select-object -Property samAccountName,Name,EmailAddress,@{N='LastLogonTime'; E={[DateTime]::FromFileTime($_.LastLogonTimeStamp).ToString('d MMMM yyyy')}} | Export-CSV -Path "c:\Script\UsersToDisable$Date.CSV"

#EMAILING USERS YOUR ARE DISABLING - RENAME YOUR CSV TO SOMETHING SIMPLE BEFORE DOING THIS

$smtpServer="smtp.server.com"
$from = "Email Address <me@me.com>"
$days = "# of Days"
$subject="Your account will expire in $Days"
$Users = Import-CSV -Delimiter "," -Path "c:\Script\UsersToDisable.CSV"

ForEach ($User in $Users)
{
$to = $user.EmailAddress
$name = $user.Name
$stale = $user.LastLogonTime

$emailbody = "<font face=Arial Size=2>
Hello $Name,
<p> You have not logged in to your account since $stale and it will be disable in $days days, unless you respond to this message</p>
</br>
<p>Thanks,</p>
</br>
<p>Your friendly neighbourhood IT Guy</p>
</font>"

 # Send Email Message
 Send-Mailmessage -smtpServer $smtpServer -from $from -to $to -subject $subject -body $body -bodyasHTML -priority High
}

#DISABLE THE USER ACCOUNTS
$users = Import-CSV -Delimiter "," -Path "c:\Script\UsersToDisable.CSV"

ForEach ($User in $Users)
{
$SAM = $User.samAccountName

Set-Aduser -Identity $SAM -enabled $false

}