Do I have a case?

As indicated above, it does not seem that you have a viable lawsuit. I would speak to your potential employer and try to explain the situation.

What can I do ?

You should consult with an employment attorney as you may have a disability discrimination claim.

Under New York law, unless you are part of a union, your employer can give you as many or as few hours as they want, as long as it is not a...

What can I do now that I fear my workplace?

You may have a gender discrimination claim. I would consult with an employment attorney to discuss in more detail.

Can you be written up for something as you are on the job training?

Under New York law, unless you are part of a union, you can be written up or fired for any reason, as long as it is not a discriminatory one (due...

Would a male employee continuously laughing at a female employee while she is working be considered harassment?

I would report this to your employer first, and see what they do.

Is it legal for my job to not pay me for overtime that I worked?

Generally, you are entitled to be paid for all hours that you worked. I would consult with an employment attorney to discuss in more detail.

While unprofessional, it does not sound as if there is anything illegal in what your manager is doing.

Can i be suspended without pay after been accused by coworker of stealing tips? Can i challenge suspension?

Under New York law, unless you are part of a union, you can be suspended for any reason, as long as it is not a discriminatory one (due to your...

There is no law that requires a posting to be up for a certain time period.