

It is not how often you play the game, but how often you play the multiplayer that determines how often your rating drops. If you don't play online for a full day, then your readiness will drop by 4%. It is also worth noting that your overall galactic readiness rating will drop by 1% every six hours or so. Obviously, Silver and Gold difficulty will give you a greater amount of readiness per attempt, but those difficulties are much tougher than Bronze and will take more time. Doing this, you’ll need to play a random mission 17 times. If you complete the mission, all theaters will go up 3%. The easiest way to do it is to select a random match on bronze difficulty.

You must get each theater of war up to 100% readiness. (Online) This is the only trophy that is required to be done online.
