Here in Australia you will need a “responsible service of alcohol” certificate, this may just blow your $100 budget but not by much. The others look like they would meet the under $100 startup benchmark. So to anyone complaining that they can’t afford to start their own business they have no excuse. However, the amount of TIME that needs to be invested in running a business is substantial.
For example, you might write: "Ultimate Kid Granola Bars (UKGB) is a limited liability corporation registered in the state of California that will provide quality healthy baked goods to schools in the Sacramento area. Created in 2008, UKGB has received numerous awards, including Best Small Business in Sacramento and Best Granola Bars from Healthy Foods Magazine. Our granola bars are made from all natural, locally-sourced ingredients and will healthy foods to local children."
As someone who's been immersed in a number of online industries for quite some time, I know a thing or two about what it takes to succeed in this arena. However, just like you, I started at ground zero with little knowledge, but a great deal of passion. What I learned along the way were some invaluable lessons from failure that hurt at the time, but helped immensely in the grand scheme of things.