Adsense
Build a blog or website on any subject you like and make money with the most popular pay per click program on the internet

Domain Flipping
Earn money online by purchasing and reselling domain names

Facebook
Promote affiliate products through pages and groups

Youtube
Make money by uploading your own videos

Blogging
Start a blog and monetize through ppc and affiliate programs

Freelance Jobs
Sell you services like writting, programming and graphic design

eBay
Sell your personal junk on eBay. You can also buy and resell things

Affiliate programs
Build a website or blog and monetize it through some of the most popular affiliate programs (i.e.: Clickbank, Amazon, Commission Junction, Linkshare and others)

Craigslist
You can buy cheap stuff and resell it through Craigslit

Mlm Programs
Join an mlm program and start selling memberships of that program to other people

Twitter
If you have a large group of followers you can make money by offering different products through your status

Paid Surveys
Make money online completing paid surveys

Clickbank
If you have a blog or content website with a large volume of traffic you can monetize it through Clickbank

Forex
Buy and resell foreign currencies

Amazon
Sell amazon product on your websites

Create a forum community
Start a forum community and monetize it by using affiliate programs and pay per click programs like google adsense

LinkedIn
If you have a passion for social networks you can join LinkedIn, make lots of friends and sell products and services to them

Membership Website
Write or purchase great quality content (like ebooks, articles, tutorials, software) and offer it on your own membership website

Flickr
Upload your watermarked pictures and link to your website where you can sell those pictures in high resolution and quality

eHow
Write instructional articles and earn from publicity

Zedo
Similar to google adsense

Selling ebooks
Write quality ebooks or hire someone else to write the ebooks for you and sell them online

Virtual assistant
Offer administrative, technical and professional assistance to clients on the internet

Search engine
Start your own search engine

Online research
Offer online research services to university and collegue students and other people interested

Hubpages
Write your own articles on different subjects and earn money from publicity

Squidoo
Start your own squidoo lens and earn money with advertising modules, most affiliate programs and advertising networks are supported

Web directories
Start your own web directory and monetize it by offering featured listings or use google adsense

Newsletter service
Start your own newsletter service and make money by offering paid newsletters and advertising

Tumblr
Start your tumblr blog and monetize it with google adsense

Commission junction
This one is very similar to Clickbank. It lets you make money by selling products on your website

Reselling hosting
Purchase a reseller account to godaddy, hostgator or any other big hosting provider and make money by reselling webhosting

Running your own affiliate program
Instead of making money through someone else’s affiliate program you can start one of your own

Start an online video website
Create a website like youtube and monetize it with google adsense and other advertising networks

Create a web 2.0 website
Create a web 2.0 website like squidoo or hubpages

Create an article directory
Start an article directory like ezinearticles.com or goarticles.com

Sell stock photos
If you are an amateur or professional photographer you can sell your photographies through websites like istockphoto.com

Offer link building services
Make money by offering link building services such as directory and social bookmark submissions

Create wordpress themes
If you have programming knowledge you can create and sell your own premium themes and plugins

Guest poster
Those that have writing skills can write and submit their articles to other blogs and direct traffic to their own products and website

Graphic and web design
Graphic and website designers can sell their services online

Content website
Instead of creating a blog you can create a content website and use the same monetization methods used by blogers

Shareasale
If you have a website you can monetize it through this program similar to Clickbank

Mylot
Earn money by asking and answering questions online

Sponsored reviews
Have a blog? You can make money by posting paid sponsored reviews about different products and services

Rss feed advertising
If you have a large number of subscribers you can monetize your feeds through programs like adsense for feeds

Helium
Make money writing articles and posting them on this popular website

Linkworth
Linkworth is another popular pay per click network very similar to google adsense

Metacafe
Make money by creating and uploading your own videos

Adbrite, Chitika, ClickNWork
These three are very popular pay per click networks. Through them you can monetize your site and blogs

CafePress
If you have graphic design skills you can make use of those skills in order to sell products with your designs attached to them

Kontera, Azoogle Ads, Tribal Fusion
These thre programs are advertising networks you can use in order to earn more revenue with your websites