What can I do to stop my ex-wife from interrogating our daughter when she calls to say good night?

Hire an attorney to write her a letter about this.

You should ask your own attorney about this, or read the other answers, it must be set for trial rather swiftly.

Can someone be charged with statutory rape after the younger party has turned 18.

Well, the answer to your question depends upon more facts than you have given. The SOL in FL for most felonies is 3 years. So, yes, if within 3...

My 18 yo daughter was charged with petty theft by Target for theft of $78.00 worth of merchandise. Should I get her a public def

You should get her a private criminal defense attorney.

Can I file a contempt of court back on someone who files it on me ?

He has said that he wants to file a motion against you, and you are asking if you can do the same. Yes.

So many people are living under my ex's house. How is this legal while my kids are there all summer?

I do not see something in what you have written that would warrant a modification.

Can I use a Motion for Clarification to reopen a case?

I think a motion for clarification is not the proper vehicle here, but then I know only what you have written, and do not see a clarification...

What can I do, CPI corrupt and system stealing my child?

Can I sue them? Probably not. Can i file charges on them? Probably not. What can i do? You cannot do anything if you cannot get an attorney on your...

Best plan of action to fight for more rights with my children?

Gosh, this case is a mess, and what you have mentioned simply does not amount to a change in circumstances which would warrant a modification under...

How do I go about getting custody of my son fully?

You might already have sole parental responsibility. Go see a local family attorney for a full discussion.