HelpServ is a service designed to give out information on Services.  Help topics are accessible via  the HELP commands of the other Services clients:

/msg NickServ HELP
    for information on registering nicknames

/msg ChanServ HELP
    for information on registering and controlling
    channels

/msg MemoServ HELP
    for information on sending messages to off-line users

/msg BotServ HELP
    for information on setting up a bot on your channel

/msg HostServ HELP
    for information on setting up nick vHosts