When is the final day I can appeal and eviction?

The following day. See TRCP 4: http://www.txcourts.gov/media/1055394/trcp-20150901.pdf.

You stop it by filing a Complaint form with the Texas OCCC, that costs you nothing (it's our tax dollars at work):...

Can I still pay back rent?

If you pay what you owe the LL may still proceed with the eviction, as presumably the LL has a Judgment now for two matters: the payment of monies...

Can I legally break my year's lease in Texas?

This won't be easy. Regardless, send the LL a letter by certified mail, return receipt requested, making LL aware that there is a condition that is...

Would I have legal justification to a locked room containing my my belongings on a shared property?

Destruction of property is never a good idea. Instead, go to your nearest JP Court and request an Order Authorizing Entry as provided in TPC 24A:...

City police department threatened me and my wife, and let people take property out of locked out commercial property.

You engage an attorney who can review the Lease, compare it to TPC 93.002 (particularly subpart (h)), review the notice you posted and most...

No.

Send it to your wife's attorney, also by CMRRR. I haven't yet met the attorney that will avoid a certified letter.

Is tobacco smoke smell in rental house damage?

Using tobacco is a lawful activity. Such use includes chewing, vaping and smoking. Unless prohibited by the Lease, tenants are entitled to use the...

Yes it's possible, but only with the prior [written] consent of your LL. Otherwise if you simply pay all that is owing, the LL will say thank you...