Online Earning Ways

Now-a-days Every person known that someone person of over world earn money form use online work.Such as Data entry,Data Collection,Email marketing,Facebook,Youtube,Myspace,Photo shop,
MLM,Referrals etc work,
We are earn money form online using by internet.
We are learn and earn from internet by online work. Anyone start earn form online and internet work.But at first need some tips by using online work system.Need any tips for online work.
So if we are start online work today or tomorrow.