make it one's business to (do something) - do something even if you may interfere in something that does not directly concern you The mother always makes it her business to know exactly what her children are doing. make it up to (someone) - do something for someone to compensate for an unfulfilled promise or debt I can`t help you tonight but I will make it up to you later. make it worth (someone's) while to do (something) - make something profitable enough for someone to do Our company always makes it worth our while to work on Saturday evenings. make life miserable for (someone) - make.