Copy MemberOf from one user and mirror all other users to existing users

$CopyFromUser = Get-ADUser gver359 -prop MemberOf

$CopyToUser = get-content C:\folder\users.txt

$date = Get-date

"Processing started (on " + $date + ") : " |Out-File C:\folder\logs.txt -append

"-----------------------------------------------" |Out-File C:\folder\logs.txt -append

Get-ADPrincipalGroupMembership $CopyFromUser | select name |Out-File C:\folder\logs.txt -append

$CopyFromUser.MemberOf | Where{$CopyToUser.MemberOf -notcontains $_} |  Add-ADGroupMember -Member $CopyToUser