I am currently working in Florida with an H2B visa. Can I change to a new H2B visa in the middle of my contract?

You need to speak with an immigration attorney about this issue.

Read the Binger Pest Control case from the Florida Supreme Court which addresses how trial courts are to handle late disclosure situations.

How can we authenticate emails?

You can use rule 1.370. You can have the sender id them in a deposition. There are some other more technical ways to have emails admitted into...

What are my options in event that test comes back as false positive

You need to see what your employer's drug testing policy is regarding disputing test results.

Is it permissable for a lawyer to correspond with the judge in a civil case without copying the other side?

No it is not. All parties even people without lawyers should be copied on letters the other side sends to the judge.

Can I file a perjury charge against a respondent after a hearing has closed?

If a witnesses presented material false evidence or testimony before the DOAH Judge/Officer you should bring that to the attention of the DOAH...

How to write a cover letter and list of docuements letter when answering a request for evidence (RFE) for I-130.

You need to be more specific. Are you trying to draft a request for production?

Can a misdemeanor case be changed or altered for employment purposes?

You need to provide more information but it will be difficult to change the misdemeanors 4 years after the fact to some lessor charge.

1.i had a job and they let me because i had a felony and i lie on their application

If you lied on your application your employer does have the right to terminate you.

I lost track of time!

You need to make sure that the court house was closed today. If so, you should be able to pay the ticket on Monday.