Affiliate marketing is one of the best way to earn money online. you can take this as your side business for making money online.
PPC is your another option. this is the most popular source of online income. you can definitely take it as your online side business.
PTC is an old and one of the easiest way of earning money online. Beginners should try it out!
In this competitive world if you know some creative works you can earn a huge amount from freelancing. Beside your office job you can take it as your second office.
you have to invest some money to start the business. this is like Forex trading/ currency trading.
