You consult with a corporate lawyer and show them all the documents & tell them all the facts. Then explain what your objective is. Then the...

What is the best way to get a trademark done?

You should go to an attorney like myself who is experienced in incorporating businesses and in trademarks. You are raising various overlapping...

Received a desist letter from a law firm claiming that I illegally sold their clients product online. What should I do?

Your question is way too vague, supplying no information as to what product, how it was bought, how it was sold, etc.

Trademark issues if the person is using the name VS company using the name.

Well there may or may not "be any issues", one can never predict the future. But since you want to proceed with a website, and rendering a...

Is it mandatory in NYS for someone to use an attorney when one wants to sell a business?

Theoretically it's not mandatory, but as a practical matter it is mandatory. Doing it without a lawyer would be a recipe for disaster.

As long as there's only one shareholder, it's ok for there to be one person who is the president, secretary, and sole director. You need a lawyer...

How do I stop someone from selling an old recording of mine from the past on Amazon.com, iTunes, etc, without my permission?

You consult with an attorney like myself, providing me with your materials and documents, copyright registrations, agreements, the recording, etc.,...

Do I have a legal case to sue a company for using my creative concept without my permission?

You may. I would have to see the material you submitted, and the material they are publishing.

When is the right time to get a name trademarked?

You would consult with someone like myself, explaining what your business is, etc. If I thought your trademark was no good, I'd tell you that. If I...

If I own property as well as a business, would it be a good idea to put my property into a trust or in the name of a corporation

I don't think your question explains the facts clearly. I don't know what kind of corporation you are talking about, what kind of work it does,...