Well, let me tell you this. No matter what you're selling, you can make at least a comfortable living online. If your site has the right promotion at the right time , in the right way , and if it is an ongoing promotion, every day, every month, every year, taking advantage of the newest, cutting edge methods , staying current on promotion and marketing techniques, you can be successful beyond your wildest dreams. Common sense tells you there's a price for success. There is no such thing as enough promotion.
Longevity counts, too, if the longevity is accompanied by constant promotion.
The rewards are there. Hundreds of thousands of people are very quietly making a very good living online. They probably aren't any smarter or any more success oriented than you. They are, however, doing web savvy site promotion or hiring someone to do it for them. Here's the secret.