H1 valid till Sep 2014 and extension is in process, can we travel outside USA.

The extension should be denied because you departed. if you are successful in returning to the US your employer may need to reapply. Speak with...

I am filing I-485 for my wife and daughter that arrived on a K1 and K2 visa. Do I need to file separate forms for each of them?

Yes an I-485 needs to filed for each person seeking resident status.

If I travel after H1b approval ,in June, can I renew my expired F2 visa as F2 and enter the States in August?

Yes, however, you will not have H1b status. If you want H1b you need to apply for H1b visa.

Filing for unemployment will not affect renewal of your resident card.

To get a family permanent resident card I believe my wife's parents and my wife have lied to me and they also took my son too

Contact a domestic relations attorney.

Shhould I report change of address to inmigration?

You need to notify CIS of you address change. Also you should retain an immigration attorney.

“friend is a venezuelan citizen living in venezuela looking for entry into us based on discrimination of health status

There is no visa classification based on the information you provided. Perhaps with more information a visa possibility can be determined.

Nothing for the applicant to be concerned about.

Reg. H4 to F1 Visa Conversion

She should apply for the F at the US consulate before coming to the US. If she comes to the US on the F worth with school's DSO and file the C/S...

I have an approved i360, but my kids were not included in the initial application. Will they be derivative beneficiary on that

You will need to provide a satisfactory explanation.