CMD:commandhere(playerid,params[])
{
      //Code here
      return 1;
}

CMD:setlevel(playerid,params[]) //1 
{ //opening bracket 1
         new ID,level,gname[MAX_PLAYER_NAME],string[125],string2[125];
         if(!IsPlayerAdmin(playerid)) return 0; //2
         //using sscanf now  
         if(sscanf(params,"ud",ID,level)) return SendClientMessage(playerid,-1," (ERROR) : /setlevel [playerid] [level]"); //3
       
         if(id == INVALID_PLAYER_ID || !IsPlayerConnected(ID)) return SendClientMessage(playerid,-1," (ERROR) : The id you have typed is invalid!"); //4
       
         if(level < 1 || level > 3) return SendClientMessage(playerid,-1, " (ERROR) : You must put an admin level between 1-3"); //5
        GetPlayerName(ID,gname,sizeof(gname)); //6
    
        format(string, sizeof(string), "SERVER SYSTEM: You have set %s  admin level to %d", gname, level); //7
     
        format(string2, sizeof(string2), "SERVER SYSTEM: Server Owner  has set your Admin Level to %d", level);  //8
        SendClientMessage(playerid, -1, string); //9
     
        SendClientMessage(ID, -1, string2); //10
        pinfo[ID][AdminLevel] = level; //11
        return 1; // to return that the command is valid
} // closing bracket 1

CMD:kick(playerid,params[]) //command here [ remember format CMD:mycommand(playerid,params[] ]
{ //opening bracket 1
         new ID,gname[MAX_PLAYER_NAME],string[125],reason[70];
         if(!IsPlayerAdmin(playerid)) return 0; //If Player isn't RCON Admin returns a client message("Unkown command") Warning : the "!" mark is used for negative statements... example:
// if(IsPlayerConnected(playerid) = asks if the player is connected
// if(!IsPlayerConnected(playerid) = asks if the player isn't connected!
         //using sscanf now  
         if(sscanf(params,"us[70]",ID,reason)) return SendClientMessage(playerid,-1," (ERROR) : /setlevel [playerid] [reason]"); //u parameter =  username/id[example:vassilis,1], "s" parameter = string[example : this is string]
       
         if(id == INVALID_PLAYER_ID || !IsPlayerConnected(ID)) return SendClientMessage(playerid,-1," (ERROR) : The id you have typed is invalid!"); //checks if the id of the player you want to kick is online, if not... sends the client message that he is not connected

        GetPlayerName(ID,gname,sizeof(gname)); //getting second player's name
        format(string, sizeof(string), "SERVER SYSTEM: %s has been kicked from the server Reason: %s", gname,reason);  //anouncing level %d = to get the admin level
        SendClientMessageToAll( -1, string); //Sending to all players the formatted string
     
        Kick(ID); //kicking the second player!!
        return 1; // to return that the command is valid
} // closing bracket 1