How can I get an insurance company to fix my air conditioner it's been nearly 4 months

What happened to the A/C that insurance would cover it? Hail? Lightning?

The bus driver drops my two little kids ( 4 and 6 years old) before I show up. What can I do to the driver?

Call the district's transportation office.

Is gaining custody possible?

Hire an attorney to help you deal with this.

Was this your choice of shop? Or your insurance carrier's?

Is it illegal or unethical for my ex-wife attorney to call my bank and get info on my bank account?

Shouldn't be possible. Open a new account and close that one today.

Can I buy a house if separated from husband, but not divorced yet in Texas without him having any claim to it?

Yes. Everything in marriage is community unless you can get the other party to may a contrary agreement. Don't go through a divorce like this alone...

Does my Ex's behavior qualify for a restraining order?

Talk to a Family Law attorney about getting your court order registered in Texas and then filing in Texas. On these facts you should be able to get...

How can I resolve my issue with my apartment complex for supposed back rent?

You might have to file suit against the owner/ manager in JP Court to get this resolved.

If my soon to be ex-wife bought a house?

Sounds like this house in question is community property.

How to get my divorce in Texas if I'm married in India

Talk to an attorney about representing you in this matter.