smart

private int smartLookShowedLevels = -1;

private int SmartLookShowedLevels
{
    get
    {
        if(smartLookShowedLevels < 0)
        {
            smartLookShowedLevels = PlayerPrefs.GetInt("SmartLook", 0);
        }
        return smartLookShowedLevels;
    }
    set
    {
        smartLookShowedLevels = value;
        PlayerPrefs.SetInt("SmartLook", smartLookShowedLevels);
        PlayerPrefs.Save();
    }
}

public void OnStartLevel()
{
    SmartLookShowedLevels++;

    bool shouldRecord = SmartLookShowedLevels <= maxLevelToRecordSmartLook;
    bool isRecording = Smartlook.IsRecording();

    if (shouldRecord && !isRecording)
    {
        Smartlook.StartRecording();
    }
    else if (!shouldRecord && isRecording)
    {
        Smartlook.StopRecording();
    }
}