Saving your Game's Data Safely and Easily

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//Special thanks to Ben Tristem for the spectacular Unity course!
//Much of what I learned came from there!
//You can find the course at: http://www.udemy.com/unitycourse/
//or at: http://www.completeunitydeveloper.com/
//-------------------------< The Code Starts Here >-------------------------

//Do not forget to Include those! You may get errors without them!
using UnityEngine;
using System;
using System.Runtime.Serialization.Formatters.Binary;
using System.IO;

//The main class, that will be used at Runtime.
public class DataSaving : MonoBehaviour
{
    //You can add any variables you want, like Bools, Arrays, Lists, Dictionaries, Time, Etc.
    //Just keep the pattern used here! You can also add static classes, for like adding money, score, highscore, keeping achievements,
    //unlocked objects, etc!

    public static DataSaving dataSaving; //Static Reference for the class
    public int money; //Int representing the money in the game.
    public int highscore; //Your highscore
    public bool saveBool; //A bool you may want to save (PlayerPrefs doesn't save bools)
    public string fileName = "/info.dat";//Name of the file which will be saved

    void OnEnable()//Whenever this object is enabled this will be called
    {
        LoadData();//Loads the Data when starting the game
        DontDestroyOnLoad(this);//Keeps this instance active on all scenes
    }

    void OnDisable()//Whenever this object is disabled, this will be called
    {
        SaveData();//Saves the Data when leaving the game
    }

    public void LoadData()//Function responsible for Data Loading
    {
        if (File.Exists(Application.persistentDataPath + fileName))//This will only take place if the file exists, so we do not get errors
        {
            //System for the loading (Do not change unless you know what you are doing)
            BinaryFormatter bf = new BinaryFormatter();
            FileStream file = File.Open(Application.persistentDataPath + fileName, FileMode.Open);
            InternalData intData = (InternalData)bf.Deserialize(file);
            file.Close();
            //^^

            //Passing the variables from the saved data to the game data
            //You can add all variables to be loaded.
            //Works like this:
            //Data used in the game = Data saved last time.
            highscore = intData.highscore;
            money = intData.money;
            saveBool = intData.saveBool;
        }
    }

    public void SaveData()//Function responsible for Data Saving
    {
        //System for the saving (Do not change unless you know what you are doing)
        BinaryFormatter bf = new BinaryFormatter();
        FileStream file = File.Create(Application.persistentDataPath + fileName);
        InternalData intData = new InternalData();
        //^^

        //Passing the variables from the saved data to the game data
        //You can add all variables to be saved.
        //Works like this:
        //Data that will be save = Data in the game
        intData.highscore = highscore;
        intData.money = money;
        intData.saveBool = saveBool;
    }
}

[Serializable]//Necessary for Serialization of the class
public class InternalData
{
    public int money; //Int representing the money in the game.
    public int highscore; //Your highscore
    public bool saveBool; //A bool you may want to save (PlayerPrefs doesn't save bools)
}