If my wife files for divorce, Am I required to sign?

You don't need to sign. She can take your default if you do not respond.

If my ex husband is in jail, do i still have to ask him for anything for our 17 child?

I concur with my colleagues. Push for sole legal custody.

I e-filed for divorce 4/24/17 but didn't include forms fl150, fl160, property disclosure forms etc, do I have to refile now?

You shouldn't have to start over and these forms can be subsequently filed.

How to make somebody leave your property when there have been no formal agreements or paperwork

I concur with my colleagues. This may also trigger a request for support.

Just had a child support trial and judge did not allow me to receive more child support.

I concur with my colleagues. Nothing beats the sage counsel of an experienced family law attorney.

What happen if we got served a civil summons for someone else?

I concur with my colleague. Perhaps the process server was lazy and attempted sub service.

How can i press charges on the father who is out of state

Sounds like a jurisdictional and proof issue here.

I concur although the testing may not occur until the child is actually born and the umbilical cord is available.

Will my alimony drop automatically?

No, you will need to file your RFO.

Divorce

Doesn't sound like they will prevail based on your fact pattern.