There are millions of ways of making money online, but they all need you to invest time and understand the concept. Remember it is not necessary to invest money to earn online, but you must invest time to understand the concept and then decide which is the best way. There are Get paid to click sites where one can make plenty of money, yet again most people will keep clicking the emails year after year without able to take out a payout. There are people who write blogs and earn handsome income, yet there are failures. There are people who earn from completing surveys
so it depends on you. If you want to make passive income first understand all the concept and then dig deep into one which will surely help you earning more.
if you want to understand them, follow me on my hub or http://a-zfreefrominternet.blogspot.com/