You should focus. If you choose a niche and a way to monetize that you like, just focus and the results will follow.
Start a website on the area of your interest. You'll be able to monetise your website. I'll guide you if you need any help.
You can always sell services like content creation, forum posting, etc. I do this (I write content) and I can certainly see that there is a lot of potential for high earnings.
There are many ways to make money online. ads, making websites, writing content, email marketing, create online services... and more
I do have my Amazon publishing I'm working on... it want to find another way to make income. Anyways, I'm liking some of the ideas.
Just so you know I'm trying to figure out something new.... I work with Amazon almost every day I do practice what I preach. I want to try something new.....
Is there any PTC site in particular you know that a person can earn more than $2 a day and the site is not scam?
Profit from this method: $400 a month! There are no PTC sites where you can make significant cash. Some people do get paid- like $10 or so but thats after hours of work.
There are a lot of ways to earn money online. The key is to know how to do it exactly and motivation. I know some people who are not motivated enough and never earn money with half effort. Anyway you can try adsense, affiliate marketing, list building, offering your services (like building website or anything else). Take a look at webmaster forums and see what other peoples are doing. There are more than enough informations on the web, you just need to find the one that fit with you.