Where is the venue ? Broken Contract for online Purchase of Medical Service Dog

While the product is a dog, this is a consumer protection issue: The dog is NOT as represented. Moving accordingly, so you will get better answers.

Can my apartment legally make me neutered my dog and spay and declaw my cat?

This is really a landlord/tenant matter, as your lease will control - moving accordingly. Note that TX may be one the the states enlightened...

Can I sue ?

Your second mistake was letting Valvoline keep the car, instead of immediately getting an independent examination from a dealer or...

You can certainly sue her in small claims - IF you can find her, and if she has assets to cover the judgment from.

How do i expunge my arrest record if my case was dismissed before going to trial?

This clearly belongs in expungement; not criminal defense - moving accordingly. You would do well to retain counsel, rather that rely upon some...

This has absolutely nothing to do with animal law. Moving to criminal defense, so you will get qualified answers.

Can i keep a stray animal ?

You should notify animal control and the police, as those are the entities most likely to be contacted by someone who lost an animal. It would be...

What to do when missed your first test ever

If by "test" you mean drug test, you should contact your parole officer or your attorney.

If you are summonsed to court, it would likely be for animal cruelty. If that happens, retain counsel.

What do I do in this situation?

You posted this twice - ONCE is sufficient.