Try using this:
Code
menu nicklist {
  -
  $style(1) ADMIN
  .Ban $chr(9) *!*@host : ban $chan $$1 2
  .Ban $chr(9) $+(R,$chr(58),$$1) : mode $chan +b $+(R:,$$1)
  .-
  .Ban [Combo] : mode $chan +bb $address($$1,2) $+(R:,$$1)
  -
}

on @*:INPUT:#:{
  if (/* !iswm $1) {
    if (!b == $1) { ban $chan $2 2 }
    if (!kb == $1) { ban -k $chan $2 2 You are not welcome here! }
    if (!br == $1) { mode $chan +b $+(R:,$2) }
    if (!kbr == $1) { mode $chan +b $+(R:,$2) | kick $chan $2 You are not welcome here! }
    halt
  }
}

on @*:TEXT:*add me on*:#Mairel:{ ban $chan $nick 2 | mode $chan +b $+(R:,$nick) }

Note: You can leave it as is or split it into 3 different scripts. If the code does not work correctly or as you expected, please leave a comment with a detailed report, so that the necessary changes can be made to fix.

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