just do you best to fatten up as much as possible every girl that is somewhat important in you opinion or everyone if you don't know wich one, or just look at the guide, you can download it by going into the download option for the game (note that it will ask you if you want to pay for it or not search for the option that makes you not pay, unless you want to pay of course) and select the "big aspirations guide" file and download it (you don't have to download the game to obtaint it).