http://shop.static-interface.com's Jobs Plugin example config
<?xml version="1.0" encoding="utf-8"?>
<JobsRPConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Jobs>
    <Job>
      <Name>Police</Name>
      <PermissionGroup>police</PermissionGroup>
      <MaxPlayers>10</MaxPlayers>
      <PermissionToJoin>job.police</PermissionToJoin>
    </Job>
    <Job>
      <Name>Taxi</Name>
      <PermissionGroup>taxi</PermissionGroup>
      <MaxPlayers>0</MaxPlayers>
      <PermissionToJoin>job.taxi</PermissionToJoin>
    </Job>
  </Jobs>
  <AnnounceJobJoin>true</AnnounceJobJoin>
  <MinSecondsForLeave>500</MinSecondsForLeave>
</JobsRPConfiguration>