As a successful web publisher looking to get to the next level, you are probablythinking about trying a number of different approaches to increasing revenue –especially your passive revenue, the money that just “shows up” from time totime while you focus on other things. You may be considering various forms ofinternet advertising. And you should.Internet advertising has exceeded all expectations. The technology keepsadvancing, and the popularity and ubiquity of the medium is incredible. Mostcompanies can benefit from the Internet because it allows the chance to reach aglobal audience at never-before-possible speeds, with many kinds of filters tomake sure the right audience sees the right message, and costs that are oftensurprisingly low. But many businesses make money online in ways that havevery little to do with their own actual business, but with systems that connectvarious companies and offerings together.