First let's create a test scene; create a new scene and name it Saving and Loading Example. Within this scene, you have Main Camera, which we will use as our player. We need two more GameObjects for our enemies. For the enemies, I created two boxes and placed them randomly in the scene. I've named one of them Enemy1 and the other Enemy2. Here's what my scene looks like:

Where you place the camera and enemy boxes doesn't matter. As long as you have multiple objects to be your enemies, your test scene will be fine. Next, we will add the scripts to Main Camera. First, we will add the Flat_Save_System script.

In the SFile Name field, type in the name of the file that you want to write to. I've named mine PlayerData.txt. In the SDirectory field, type the directory you want to save the file to for the desktop type in C:\Users\USERNAME\Desktop\. Type your username on your computer in place of username. Finally, drag Main Camera into the slot next to Player. Your inspector for that script...