In a small claim case, can the Defendant post the claim on a conspicuous location?

Go to the court rules which are usually online. It will inform you about alternative service.

Red Light Camera Hearing Officer did not allow me to enter into evidence proof that the UTC was not mailed.

Retain a local attorney who handles these matters.

Can i sue a hospital for withholding information?

I see no basis.

I am having so many problems with my interlock device? How can I have it removed?

It cannot be removed without court order. Speak with your counsel about the problems you are having.

Would an attorney think I have a case of negligent malpractice against a hospital for negligent care following surgery?

Did this result in some injury or the discomfort you described in your question. You certainly have a basis to complain to hospital administration...

I cannot add a thing to the words of the wise Attorney Simser. You have so much more going for you that most. Don't screw it up. Like it or not,...

Can I sue a mechanic for damage to my car while in his possession ?

Yes, if he caused it. You will need to hire an expert mechanic to go to court with you to testify on your behalf and to set forth the amount of...

What action can I bring against my mechanic?

Take it to another mechanic to find out what is wrong and if the problem is related to anything done by the first mechanic. At a certain point...

What is the usual time frame for a case for credit card debt to go to court?

There is no "usual" time. Contact the Court Administrator of the court where you have been sued and s/he may be able to answer your question.

Can I sue someone for TRYING to defraud me but not actually succeeding?

No damages= no case.