public static MaplePacket TradeMessage(final byte UserSlot, final byte message) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();

        mplew.writeShort(SendPacketOpcode.PLAYER_INTERACTION);
        mplew.write(0xA);
        mplew.write(UserSlot);
        mplew.write(message);
        //0x06 = success [tax is automated]
        //0x07 = unsuccessful
        //0x08 = "You cannot make the trade because there are some items which you cannot carry more than one."
        //0x09 = "You cannot make the trade because the other person's on a different map."

        return mplew.getPacket();
    }