You could sue if you want but you likely wont get anything because other than it being gross, you were not damaged. Perhaps your best bet is to...

What do I do?

Your instincts are correct. This is a scam. If you ignore them they will not bother with you. There are too many suckers out there who will reply.

Are you legally allowed to open someone else's mail? If not, what are the consequences?

No. It is a federal crime. However it is rarely enforced.

Employers most certainly can hold a criminal record against a job applicant. They don't have to be felonies.

You need to take action immediately. There are Texas statutes and civil remedies that can help you. Do not let him get away with this. He will not...

Do I have a case against a bad mechanic who caused my car from having an oil leak to needing a new engine?

A DTPA demand letter is the way to go. It could allow you to demand not only payment for your losses but also attorney costs and fees plus up to...

Should I send a demand letter to the administrator of the Estate demanding her resignation?

After 10 years you are way past the point for a voluntary withdraw, especially if the relative embezzled from the estate. Hire a lawyer and take...

Is it illegal for someone to send out pictures of your driver's license to a stranger?

You might have an invasion of privacy action but you would need to prove damages. Did you suffer losses because of her actions?

What legal steps can a take to get payment in my name instead of the repair shop?

Do not attempt to cash the check. Ask her to write you a new one with your name. If she refuses then tell her that she has not fulfilled her part...

This is called "doxing"and it is a serious problem in Internet law. Legal actions you might take depend on the nature and extent of the dox. See...