[MadeMan]

pawn Код:

public OnPlayerEnterCheckpoint(playerid)
{
    if(Player[playerid][CPSET] == 1)
    {
        SendClientMessage(playerid, WHITE, "You must deliver the products to the delivery point.");
        DisablePlayerCheckpoint(playerid);
        SetPlayerCheckpoint(playerid, x, y, z, size);
        Player[playerid][CPSET] = 2;
    }
    else if(Player[playerid][CPSET] == 2)
    {
        SendClientMessage(playerid, WHITE, "Well done, you have completed the trucking side-job.");
        DisablePlayerCheckpoint(playerid);
        Player[playerid][CPSET] = 0;
    }
    return 1;
}

I see no reason to use a streamer here.