{NEED_PERMISSION|admin_cleanupmembers}
{GET|$runtime.hiddenfields} {FOREACH|$user|$admin_inactiveaccounts} {ENDFOR}
  Nickname Days since last login Date of the last login Date of the registration
   
Uncheck the users you don't want to warn/delete. Note that you shouldn't send mails to users unless their e-mail addresses are checked on account registration.
Show only users absent more than (days)::
Send an e-mail message to the user when deleting account:
{GET|$user.nick} {GET|$user.inactive_days} {GETDATE|$user.lastlogin} {GETDATE|$user.registration}