What are some good reliable ways to win money?

i am looking for some good reliable ways to win money where the winner is not publicly announced because most people who win money and it's pronounced publicly the winner becomes a target from criminals to kill or for donation agencies to burden the winner with phone calls maybe restaurant sweepstakes like McDonald's or subway or a web site lottery tickets are out of the question maybe a link to a reliable web site would be good or info to sweepstakes in north carolina 5 stars best answer to the person who gives me the most detail thanks