Ok I will combine my two hints into one post for the newcomers who don't wanna sort through everything. For 4-1
For 4-2
Caesar was a very VERY wise man.. the colour of the words are important.. they separate the answer into the title of a game
For 4-2
After you input the coordinates.. and then input the NEW found coordinate, think of the significance of the location you just discovered.. and what kind of disaster you always hear about coming out of that region. Stalking this forum might help a little.