There are a many different methods of earning money online. Here are some of the mostly used legal methods. Note that all these methods require a certain degree of patience and skill. Simply do a Google search if you want to try out some of these methods.
Clicking Links. There are many sites out there that pay money to users that click links on there sites. They are known as PTC sites. The downside to this is that it’s very unfulfilling and slow. (Only pays about 0.001 per click) But it’s very simple.
Signing Up. These kind of sites send you to other sites to be signed up on. This is usually simple, only requiring to complete a simple form. These are known as PTSU sites. This pays a lot more than PTC sites.
Completing Surveys. Sites such as AUSurvey and $urvey, provide you with Surveys to be completed. The amount you get paid depends on the length of the Survey.
Commenting. Sites such as MyLot pays its users to write useful comments on different topics. These don’t have to be very long.
Reading Emails. There are some sites that send you emails, and then pays you a certain amount when you read them.