Don't think that you can because I think they are privileged. You should repost this under family law for better results.

Is it illegal for an lawyer to make me pay him, then file the divorce at the clerk with an affidavit of indigency?

Don't think so. You want to pay the lawyer his fees and also the filing fee?

Of course you can change doctors. Discuss this with your lawyer.

Can I sue a company for unsafe products

Call a San Antonio personal injury lawyer to discuss your damages and a possible claim.

Can I receive any money mother of the driver receives from life insurance she had on her son?

You definitely need to consult a board certified personal injury lawyer. The mother and owner of the vehicle should not have allowed her son to...

My question is can I sue the husband and wife or the mother and daughters under one suit and just pay the extra process server

Sometimes it is not worth the money, time and effort to get a piece of paper which states they owe you money. Try Judge Judy.

How can I go about starting a lawsuit and if there is a case to this situation

Write the company a demand letter specifying your complaints. Send it certified mail. See if that works.

Do I have to file an answer to his counter suit?

You should plead any affirmative defenses in my opinion. Otherwise, no answer is needed. See Texas Rule of Civil Procedure 94.

Do you receive notice prior to being served any legal documents, and if I'm served do I need two forms of ID?

Generally, you are just served. If you aren't there, then sometimes they will leave a message that they are attempting to serve you. You don't...

Do i have a claim worth pursuing

You need to hire an attorney. Call a general practitioner near you to discuss your options.