Do I need legal representation? Can I get charged for sexting?

I agree with Mr. Goodman that it could be a scam. If you worry about such things then do not do it!

Can I sue a gaming company for false advertisement when they said something on social media but it did not come out to be true

Without seeing the fine print or anything else it cannot be ascertained whether it is false advertising or not.

How can I find out the grounds of anullment if I was not served the complaint?

You can go online to Los Angeles Superior Court and look up the case number which should be on your documents and then see if you can access them...

I suggest that you read the publicly available analysis done at my prior firm at http://www.jmbm.com/docs/discoverytechfile.pdf

Someone is claiming I don't have work experience when I do. Can I sue them for defamation?

No. Asking questions is not defamation. Making an affirmative statement that contains untrue facts is defamation, but not asking questions.

Am I allowed to purchase generic cell phone case products from manufacturers? and then make my brand name on it?

If you are purchasing cell phone cases from a source other than the manufacturer who does not have a right to sell them, then you could be liable...

Can I get my name out of the corporation papers by myself? I owned 35 shares out of 100 and I joined 2 years ago.

Yes. Contact the director of the corporation and explain that you want to have your name taken off of all corporate documents.

Is posting links to blogs or sites containing pornographic imagery considered distributing it?

Pornography is subjective as what is pornographic to some is art to another. If you know that you link to "iffy" sites that may contain what...

Your letter is unclear. IF the judgment has not yet been fully paid then they have a right to debtor information so that they can be sure to collect.

Your facts are confusing, as whose insurer is suing who?