Yes. Logos are registered trademarks of the team. You would need the permission of the team to sell something you made that has the logo of a team on it. How do you go about getting permission to use team logos? And do you need permission to use team fight songs? The NFL actually has a web site set up to answer this question. Take a look at www.nfl.biz for all of the information that you'll need about licensing an NFL team logo.
Yes, you typically need a license to sell merchandise that features copyrighted or trademarked material. This license is usually obtained from the owner of the intellectual property rights.
No it is not necessary to have a business permit or license to sell merchandise at any kind of convention.
no
get what everybody wants on it and ask what do they want or they can get there own
Yes, you need a license to sell cigarettes.
Yes, you need a license to sell cigarettes.
No.
If the logo (especially if it contains a 'mascot') is copyrighted, no, you cannot sell them for profit without a 'release' to do so from the school administration. If it is un-copyrighted the name of a public school is considered to be in the 'public domain' and you may do so. In either case, it would only be common courtesy to contact the school administration and get their view on the matter.
You do not need a license to sell clothes. You may need a license to sell on the street or in a store. It also depends on the volume of your sales.
The Sell Your Soul website is a place for someone to sell their soul with bodily fluid other than sweat or tears for a wish. They also sell merchandise with their logo on it.
Though you do not need a license to specifically sell diamonds you do need a jewelers license to sell diamonds. If you want to sell diamonds it will require you to fill out applications for a jewelers license once you have completed that you are eligible to sell diamonds.
No you don't need a license to sell mullet.