In your google doc list the relevant implications for merit there should 3 or 4 that apply. They must be relevant (do not just pick the ones you like). Describe how the implications affects your outcome and explain how you solved the issue and discuss how this has improved your outcome.
Describe relevant implications that apply to your outcome. A list of implications are given below, you may identify others that are not on the list this is ok.
For Merit you should explain how you have addressed those implications.
For example : I need to be aware of usability in my game. My game is played using the keyboard, standard keys for game play are either the arrow keys or the "aswd" keys. By using theses keys I could add two player function my game. They are also the standard keys that the vast majority of games use and changing these would only confuse the player.