[M3mPHi$_S3]

pawn Code:

CMD:buyrifle(playerid, params[])
{
    if(IsPlayerInRangeOfPoint(playerid, 3.0, 295.7310,-38.1204,1001.5156));
    {
        GivePlayerWeapon(playerid, 33, 1);
        GivePlayerMoney(playerid,  -400);
    }
    else if(IsPlayerInRangeOfPoint(playerid, 3.0, 295.7310,-38.1204,1001.5156));
    {
        if( GetPlayerMoney(playerid) < 400 );
            return SendClientMessage(playerid, 0xFFFFFFAA, "You don't have enough money!");
    }
    return 1;
}

try with this