Most of the time all you need to do is get youself a Federal Employee Identification Number through the IRS website and start your company. You will need general liability insurance and a surety bond in most cases.
The qualifications you need to be a building contractor are
I believe there is no qualifications you need to become a janitor. If you know how to clean and fix minor things, then you can be a janitor/handy man. Of course experience is always helpful in any career..
Janitor doesn't need an education. Jantior is extremely easy job and less paying than most careers. Janitor is same as house Keeper to keep school, building, hospital, and everywhere to stay clean. You don't need to become a janitor.
You do not need a contractor license but you may need a permit depending on what your converting it into.
Nope.
The main benefit of being an independent contractor is freedom. Other benefits include tax benefits.
You do not need a contractor to install shelves, as it has nothing to do with structure. You are free to do any work that does not involve structures without a licensed contractor.
We would need to know the kind of contractor in order to answer your question.
yes, unfotunatly i found out the hard way
You'll need a contractor's license issued by your state. To see how to get this, visit http://www.contractors-license.org/
You can check out Andrew Morrison's website, "Be your Own Contractor." He offers DVDs that have a lot of information and training on how to get a contractor training.
Being a janitor in a large high school is a thanklessjob.