Apply n400 approval notice was delay so I renew my I90 and stamp my passport in case I travel then I received my scheduled

Go to the appointment, show them the notice for the oath. Let the officer decide whether to fingerprint you or not.

L1 Extension over riding approved H1 COS with future effective Date (Oct 1st)

File the L1 extension, send is a request to withdraw the H1 so that it is cancelled. I am assuming your current employer does not know about the...

Is it fine to travel with Photo Copy of I-797?

If you are outside, your extension of stay is considered abandoned. Think you will need to wait outside till the H1 is approved, you can get it...

Yes, you do need the address change filed. Also, assuming that you do not work from home, you should be fine. If you do work from home, you need to...

Got a request for additional evidence (I-90), stating: You were fingerprinted twice but both sets of fingerprint were found ...

Take the CIs letter with you to show to the police,then ask for a police clearance certificate showing that you do not have any arrests on record.

Potential i-130/IV denial

Go ahead and file. As long as it is a genuine marriage and can prove it, the CIS will accept the petition and will send you a list of documents you...

Changing to F1 from H1

Cannot get a H1 "extension" if you are on a F1, will need to file a change of status to a H1. We file F1s under these circumstances all the time....

K1 or get married. Whitch option to go for?

I agree with my colleagues.

Yes you can travel internally. Take the H extension receipt with you as proof that your status is legal.

Question #12 i DS-230 form

write in "unemployed"